WHITES
Chalk
#EFF0EF
Chalk is #EFF0EF in HEX — rgb(239, 240, 239), hsl(120°, 3%, 94%), cmyk(0%, 0%, 0%, 6%).
Chalk pulls into the airy end of the whites spectrum — HSL 120°, 3%, 94%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on trim, ceilings, primary walls — where you want light to bounce and breathe. Reads best alongside natural wood, soft greys, matte black hardware.
Color Codes
Paint Matches — this color across 16 brands
Light Reflectance & Undertone
Light Reflectance Value (LRV)
87/100
Very Light
Bounces most light back into the room — maximises brightness and makes small or north-facing rooms feel larger. Reads close to a soft neutral.
Undertone
A near-neutral with a subtle neutral blue undertone — it will pick up colour from surrounding surfaces and shift noticeably under different light.
Color Theory
Complementary
Analogous
Triadic
Split-Complementary
Tetradic
Monochromatic
Rectangle
Compound
Shades & Tints
Shades and tints of Chalk run from a pale tint down to a deep shade — same hue and saturation, lightness stepped. Each rung below shows its exact HEX code; tap any to copy it.
Variations
Lighter
Darker
Saturation
Interior Use
Best Rooms
living rooms, kitchens, bedrooms
Best Uses
trim, ceilings, primary walls
Pairs With
natural wood, soft greys, matte black hardware
Accessibility (WCAG)
Deuteranopia
Protanopia
Tritanopia
Color Psychology
Clean · Expansive
Chalk isn't one color — it's a spectrum of undertones. The right white makes walls feel taller, light feel softer, and trim feel intentional. Test it against the actual light your room gets, not in the showroom.
How it looks under different light
Pairs With
Paint Info
Brand · Product Line
Benjamin Moore / Regal Select Interior
Recommended Finishes
Eggshell (walls) · Semi-gloss (trim) · Flat (ceiling)
Light tones absorb less light than expected — eggshell adds warmth on walls, semi-gloss gives trim crisp definition against pale walls.
Best Surfaces
Primary walls · Trim · Ceilings · Furniture
Coverage & Dry Time
Typical coverage 350-400 sq ft per gallon over a primed surface.
Touch-dry in ~1 hour. Recoat after 4 hours. Full cure 7-14 days.
Primer
Standard primer; pale colors typically need 2 coats for full opacity.
Application Tip
Use a 9" microfiber roller on walls and a 2.5" angled sash brush for trim cuts. Two coats minimum for even depth.
Paint Calculator
You'll need
4.0 litres
1.06 US gallons · room for one touch-up coat. Buy slightly more to ensure single-batch match.
Code Snippets
color: #EFF0EF;background-color: #EFF0EF;--color-chalk: #EFF0EF;colors: { 'chalk': '#EFF0EF' }bg-[#EFF0EF] text-[#EFF0EF]$chalk: #EFF0EF;Similar Colors
Our color tools run on our own catalogue of 26,000+ real paint colors across 16 brands — Benjamin Moore, Sherwin-Williams, Behr, Dulux, RAL and more — with the color math (HSL and CIELAB matching) computed in-house, not scraped from summaries. Every color you pick maps to a real, buyable paint with its code, so what you see here you can actually take to the store. We review and update these tools and their data regularly.
Created by Denis Kataev, founder of DSGN.HOUSE — a software engineer and digital entrepreneur building professional color-design tools for everyone.
Frequently Asked Questions
What color is #EFF0EF?
#EFF0EF is Chalk, a light white with a cool undertone.
Is #EFF0EF warm or cool?
Chalk reads cool, which influences how it interacts with surrounding tones and natural light.
What rooms work best with Chalk?
Chalk works well in living rooms, kitchens, bedrooms. Designers typically use it for trim, ceilings, primary walls.
What colors pair well with Chalk?
Chalk pairs naturally with natural wood, soft greys, matte black hardware. Its complementary color is also a strong contrast option for accents.
Where can I download Chalk?
You can download Chalk on DSGN.HOUSE in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.
What's the hex code for Chalk?
The hex code is #EFF0EF. In RGB it's 239, 240, 239, and in HSL it's 120°, 3%, 94%.