#402E36
Closest named color: Onyx (#343A40). oklch(32.5% 0.029 350.5), rgb(64, 46, 54).
Aa
White text reads best on this color (12.63:1).
About this color
#402E36 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.040 away. White text reads best on it, at 12.63:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #402E36 |
| RGB | rgb(64, 46, 54) |
| HSL | hsl(333, 16%, 22%) |
| OKLCH | oklch(32.5% 0.029 350.5) |
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 #402E36 | 12.63:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #402E36 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #402E36 text on white | 12.63:1 | AAA | Lc 98.6 | Preferred for body text |
| #402E36 text on black | 1.66:1 | 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 900.
-
Step 50
50
#F7F5F6
oklch(97.2% 0.002 345.2)
-
Step 100
100
#EDE8EA
oklch(93.5% 0.006 350.8)
-
Step 200
200
#E0D6DA
oklch(88.5% 0.012 351)
-
Step 300
300
#CCBBC2
oklch(80.8% 0.021 350.7)
-
Step 400
400
#B398A3
oklch(70.7% 0.035 351.6)
-
Step 500
500
#9F7F8D
oklch(63.1% 0.044 350.3)
-
Step 600
600
#8A6877
oklch(55.6% 0.048 350.6)
-
Step 700
700
#755664
oklch(49% 0.046 350.1)
-
Step 800
800
#5F4752
oklch(42.7% 0.037 349.6)
-
Step 900
900 (this color)
#402E36
oklch(32.5% 0.029 350.5)
-
Step 950
950
#2E2328
oklch(27.1% 0.019 349.4)
#402E36 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) | #303136 | 0.030 |
| Deuteranopia (no green cones) | #343436 | 0.028 |
| Tritanopia (no blue cones) | #432E31 | 0.010 |
| Achromatopsia (no color) | #333333 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402E36
#402E36
oklch(32.5% 0.029 350.5)
- #253932
#253932
oklch(32.5% 0.029 170.7)
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 #402E36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.040
- Gunmetal #293241 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.065
- Jet #212529 ΔE 0.071
- Oxford Blue #1B263B ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.075
Use #402E36 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.