You can use Sherwin-Williams Clean Slate to brighten a room without making it feel stark; it reads as a soft, neutral gray with a touch of blue and an LRV that keeps spaces feeling light. Use the Clean Slate color page to check LRV, undertone, and coordinating colors before you buy a sample. Start with a small area—like a home office wall or a bedroom accent wall—to see how the light changes the tone through the day.
If you want curb appeal, try the color on trim or a front entry accent and pair it with warmer hardware to avoid a cold look. For bathrooms and patios, balance the paint with natural textures—wood, stone, and matte metals—to keep the space calm and inviting.
Refreshing the Home Office With Clean Slate
Paint walls in the lighter shade and keep one wall a slightly deeper neutral to add subtle depth without distraction. This helps define the workspace and keeps glare low for screens.
Pair the paint with warm wood furniture and matte black hardware to anchor the room. A simple desk, shelving, and an ergonomic chair create contrast and keep the space professional.
Use layered lighting: a bright task lamp for the desk, softer ambient lighting for the rest of the room. This prevents eye strain and highlights textures without changing the wall tone.
Add a few low-key accents in muted blues or soft greens to introduce calm. Limit decorative items to open shelving and one or two framed prints to keep focus and reduce visual clutter.
Enhancing Curb Appeal: Clean Slate on the Front Door
Paint your front door this muted gray-blue to create a calm, modern entrance that pairs well with many exterior styles. Choose a satin or semi-gloss finish to boost durability and make the color pop against brick, stone, or siding.
Frame the door with bright white trim to increase contrast and draw the eye. Add a simple brass or matte-black handle and house numbers for a clean, updated look that won’t compete with the door’s subtle tone.
Use landscaping and lighting to support the color choice: warm LED sconces and low shrubs with deep green leaves reinforce the quiet, polished feel. If you want more impact, pair the door with one accent element—like a patterned doormat or a potted plant—to keep the look balanced and intentional.
A Calm Retreat: Clean Slate in the Bedroom
Paint the walls in this soft, muted gray-blue to create a peaceful backdrop for sleep and rest. Pair it with warm wood furniture and ivory bedding to add warmth and keep the room from feeling cold.
Use layered lighting: a dimmable overhead light, bedside lamps with warm bulbs, and a soft LED strip behind a headboard. This gives you control over mood and helps the paint read softer at night.
Add textured textiles like a knit throw, linen curtains, and a wool rug to introduce depth without strong color contrasts. Choose brass or matte black hardware to give subtle contrast and a modern touch.
For trim and ceiling, pick a crisp, slightly lighter white with high reflectance to frame the walls and lift the space. Test one wall first and view samples in morning and evening light before painting the whole room.
Dining Room Ambiance With Clean Slate
Paint the walls this soft, light gray to make a dining room feel calm and open. Pair it with a warm wood table and brass or matte black fixtures to add contrast without overpowering the space.
Use a rug with warm tones or subtle patterns under the table to anchor the room. Add layered lighting: a dimmable overhead fixture plus wall sconces or a floor lamp to control mood for meals and gatherings.
For trim and ceilings, choose a bright white to keep lines crisp and enhance the sense of height. Bring in textiles—linen napkins, upholstered chairs, or curtains—in muted blues, greens, or beige to complement the cool undertone and add texture.
Spa-Inspired Bathrooms Featuring Clean Slate
Use Clean Slate on walls to brighten a small bathroom without feeling stark. Pair it with warm wood vanities and woven baskets to add texture and keep the space from feeling cold.
Add matte white or soft gray tile and simple chrome fixtures for a calm, modern look. Keep grout lines narrow and consistent to maintain a clean, spa-like appearance.
Introduce plants and soft linens in muted greens or blues to bring gentle color and a natural feel. One or two potted plants near the sink or tub creates a fresh, lived-in touch.
Balance lighting with a mix of layered fixtures: a dimmable overhead light plus wall sconces by the mirror. This gives you bright task light and softer ambient light for evening relaxation.
Inviting Outdoor Spaces: Clean Slate on the Patio
Paint the patio ceiling with Clean Slate to brighten the area and make the space feel taller. Pair it with medium wood tones and warm wicker furniture to balance the lightness and add natural warmth.
Use cushions and rugs in muted blues, greens, or terracotta to create soft contrast without overpowering the neutral backdrop. Add black or oil-rubbed bronze light fixtures for crisp definition and to anchor the seating zone.
Place low-maintenance potted plants around seating edges to introduce texture and life. Choose planters in sandy or charcoal tones so the foliage stands out against the pale paint.
Modern Living Room Designs Using Clean Slate
Use the paint as a soft neutral backdrop to highlight clean lines and modern furniture. Pair it with a charcoal sofa and warm wood floors to create contrast without heaviness.
Add layered lighting: a slim floor lamp, recessed ceiling lights, and a warm-hued table lamp. This mix keeps the space bright and prevents the cool undertone from feeling stark.
Introduce texture through a woven rug, boucle accent chairs, or linen drapery. Textures bring warmth and depth so the room feels modern but still inviting.
Choose accent colors in muted blues, soft greens, or deep navy for pillows and artwork. These tones work with the subtle cool cast and give the room a cohesive, contemporary palette.
Functional Mudrooms With Clean Slate
Use the hue on walls to keep the space bright while hiding grime. Pair it with matte black hooks and hardware to create clear contrast that makes storage easy to see and access.
Paint built-in benches or cabinets the same tone for a calm, continuous backdrop. Add washable, medium-toned flooring to reduce visible wear and make cleaning faster.
Install open cubbies and label them with simple vinyl tags so each item has a place. Choose durable fabrics for seat cushions and removable covers you can launder frequently.
Add a slim runner rug in a warm neutral to catch dirt at the door. Keep lighting cool and even to show true colors and help you spot wet shoes or mud quickly.
Clean Slate for the House Exterior
Use Clean Slate on siding or trim to brighten the façade without stark contrast. Its light, slightly cool tone reflects sunlight well, so pair it with medium to dark accents like charcoal shutters or natural wood doors to add depth.
Test the color on a large board and view it at different times of day. Morning and evening light will shift the cool hint, so check how it reads against landscaping and roof color before committing.
For a cohesive palette, combine with warm stone or brick and metal finishes in black or oil-rubbed bronze. This keeps the look modern yet grounded and prevents the exterior from feeling too washed out.
Apply a high-quality exterior formula and two coats for even coverage. Maintain crisp edges by painting trim and accents in a deeper neutral to frame the lighter field and highlight architectural details.
Clean Slate Color Ideas for the Kitchen
Use Clean Slate on your walls to brighten a small kitchen without feeling stark. Pair it with warm wood cabinets or butcher block counters to add depth and keep the space cozy.
Choose matte or eggshell finishes on walls and a satin finish on cabinetry for a subtle contrast. This prevents glare and highlights textures like tile backsplashes or open shelving.
Add accents in deep navy or charcoal for contrast; use them on island paint, light fixtures, or barstools. A few brass or warm metal pulls will lift the palette and add a modern touch.
For countertops and backsplashes, pick soft white or light gray stone to keep the look calm and cohesive. Layer in greenery or wooden cutting boards to introduce natural color and break up cool tones.
Similar Colors to Clean Slate SW 9621
The pairings below follow published color relationships for Clean Slate SW 9621.
Clean Slate SW 9621 vs Intrepid Grey SW 9556
Intrepid Grey SW 9556 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 75.74 for Intrepid Grey SW 9556. Intrepid Grey has the lower light reflectance value, by 0.61 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Rock Candy SW 6231
Rock Candy SW 6231 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 74.71 for Rock Candy SW 6231. Rock Candy has the lower light reflectance value, by 1.64 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Ski Slope SW 6518
Ski Slope SW 6518 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 77.56 for Ski Slope SW 6518. Ski Slope has the higher light reflectance value, by 1.21 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Rhinestone SW 7656
Rhinestone SW 7656 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 74.36 for Rhinestone SW 7656. Rhinestone has the lower light reflectance value, by 1.99 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Rarified Air SW 6525
Rarified Air SW 6525 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 78.14 for Rarified Air SW 6525. Rarified Air has the higher light reflectance value, by 1.79 points.
Clean Slate is neutral and Rarified Air is cool. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Quicksilver SW 6245
Quicksilver SW 6245 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 75.15 for Quicksilver SW 6245. Quicksilver has the lower light reflectance value, by 1.20 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Site White SW 7070
Site White SW 7070 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 72.96 for Site White SW 7070. Site White has the lower light reflectance value, by 3.39 points.
Both colors are neutral. Use the LRV difference to decide which sample deserves closer attention, then compare its color character against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Ice Cube SW 6252
Ice Cube SW 6252 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 77.25 for Ice Cube SW 6252. Ice Cube has the higher light reflectance value, by 0.90 points.
Both colors are neutral. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Glass Bead SW 6805
Glass Bead SW 6805 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 77.49 for Glass Bead SW 6805. Glass Bead has the higher light reflectance value, by 1.14 points.
Clean Slate is neutral and Glass Bead is cool. With a small LRV difference, judge the color character on physical samples rather than relying on reflectance alone. Hold both samples against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Icicle SW 6238
Icicle SW 6238 is a similar color to Clean Slate SW 9621, making it a candidate to sample when you are choosing between alternatives. Clean Slate SW 9621 has an LRV of 76.35, compared with 73.22 for Icicle SW 6238. Icicle has the lower light reflectance value, by 3.13 points.
Both colors are neutral. Use the LRV difference to decide which sample deserves closer attention, then compare its color character against the flooring and fabrics you plan to keep. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Trim Colors for Clean Slate SW 9621
No specific trim color is listed for this color. If you are choosing trim, sample potential finishes beside the wall paint and the fixed materials in your room.
Coordinating Colors for Clean Slate SW 9621
Clean Slate SW 9621 vs White Snow SW 9541
White Snow SW 9541 works as a coordinating color for Clean Slate SW 9621. Compare the two for separate surfaces, such as walls and cabinetry, or for adjoining spaces. Clean Slate SW 9621 has an LRV of 76.35, compared with 90.33 for White Snow SW 9541. White Snow has the higher light reflectance value, by 13.98 points.
Clean Slate is neutral and White Snow is warm. Place samples of Clean Slate and White Snow on the surfaces you would assign to each color. Compare them beside your flooring and larger furnishings before committing. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Breakwater SW 9638
Breakwater SW 9638 works as a coordinating color for Clean Slate SW 9621. Compare the two for separate surfaces, such as walls and cabinetry, or for adjoining spaces. Clean Slate SW 9621 has an LRV of 76.35, compared with 38.31 for Breakwater SW 9638. Breakwater has the lower light reflectance value, by 38.04 points.
Both colors are neutral. Place samples of Clean Slate and Breakwater on the surfaces you would assign to each color. Compare them beside your flooring and larger furnishings before committing. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Clean Slate SW 9621 vs Sea Mariner SW 9640
Sea Mariner SW 9640 works as a coordinating color for Clean Slate SW 9621. Compare the two for separate surfaces, such as walls and cabinetry, or for adjoining spaces. Clean Slate SW 9621 has an LRV of 76.35, compared with 6.68 for Sea Mariner SW 9640. Sea Mariner has the lower light reflectance value, by 69.67 points.
Clean Slate is neutral and Sea Mariner is cool. Place samples of Clean Slate and Sea Mariner on the surfaces you would assign to each color. Compare them beside your flooring and larger furnishings before committing. Recheck in daylight and under your evening lighting; LRV and a screen swatch do not establish how either paint will look in your room.
Hi all! I’m Cora Benson, and I’ve been blogging about food, recipes and things that happen in my kitchen since 2019.