#402C2C
Closest named color: Onyx (#343A40). oklch(31.7% 0.03 18.9), rgb(64, 44, 44).
Aa
White text reads best on this color (13.00:1).
About this color
#402C2C is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.049 away. White text reads best on it, at 13.00:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.61:1 |
| White text | 13.00:1 |
Values
| HEX | #402C2C |
| RGB | rgb(64, 44, 44) |
| HSL | hsl(0, 19%, 21%) |
| OKLCH | oklch(31.7% 0.03 18.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #402C2C | 13.00:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #402C2C | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #402C2C text on white | 13.00:1 | AAA | Lc 99.2 | Preferred for body text |
| #402C2C text on black | 1.61:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E6D4D4
oklch(88.5% 0.02 17.5)
-
Step 300
300
#D7B8B8
oklch(80.9% 0.036 17.9)
-
Step 400
400
#C19393
oklch(70.7% 0.056 18.6)
-
Step 500
500
#B17878
oklch(63.1% 0.072 19.3)
-
Step 600
600
#9C6061
oklch(55.6% 0.079 18.8)
-
Step 700
700
#854F50
oklch(49% 0.073 18.9)
-
Step 800
800
#6C4142
oklch(42.6% 0.06 18.4)
-
Step 900
900
#583738
oklch(37.6% 0.047 17.6)
-
Step 950
950 (this color)
#402C2C
oklch(31.7% 0.03 18.9)
#402C2C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #302F2C | 0.031 |
| Deuteranopia (no green cones) | #34322C | 0.029 |
| Tritanopia (no blue cones) | #442A2C | 0.010 |
| Achromatopsia (no color) | #313131 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402C2C
#402C2C
oklch(31.7% 0.03 18.9)
- #1F3738
#1F3738
oklch(31.8% 0.03 199.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #402C2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.049
- Gunmetal #293241 ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.065
- Jet #212529 ΔE 0.066
- Chocolate Brown #411900 ΔE 0.068
- Pakistan Green #283618 ΔE 0.069
- Dark Brown #341C02 ΔE 0.075
Use #402C2C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.