#402D33
Closest named color: Onyx (#343A40). oklch(32.1% 0.03 358.2), rgb(64, 45, 51).
Aa
White text reads best on this color (12.79:1).
About this color
#402D33 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 0.043 away. White text reads best on it, at 12.79:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.64:1 |
| White text | 12.79:1 |
Values
| HEX | #402D33 |
| RGB | rgb(64, 45, 51) |
| HSL | hsl(341, 17%, 21%) |
| OKLCH | oklch(32.1% 0.03 358.2) |
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 #402D33 | 12.79:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #402D33 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #402D33 text on white | 12.79:1 | AAA | Lc 98.9 | Preferred for body text |
| #402D33 text on black | 1.64:1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7EA
oklch(93.6% 0.011 354.9)
-
Step 200
200
#E5D4D9
oklch(88.5% 0.02 357.7)
-
Step 300
300
#D5B8C0
oklch(81% 0.035 359.4)
-
Step 400
400
#BF93A0
oklch(70.8% 0.056 359.1)
-
Step 500
500
#AE7789
oklch(63.1% 0.073 358.1)
-
Step 600
600
#986073
oklch(55.6% 0.077 358)
-
Step 700
700
#824F60
oklch(49.1% 0.072 358.6)
-
Step 800
800
#6A414F
oklch(42.8% 0.06 357.9)
-
Step 900
900
#563741
oklch(37.7% 0.047 358.6)
-
Step 950
950 (this color)
#402D33
oklch(32.1% 0.03 358.2)
#402D33 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) | #2F3033 | 0.032 |
| Deuteranopia (no green cones) | #343333 | 0.028 |
| Tritanopia (no blue cones) | #432C2F | 0.008 |
| Achromatopsia (no color) | #323232 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402D33
#402D33
oklch(32.1% 0.03 358.2)
- #223833
#223833
oklch(32% 0.029 178.4)
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 #402D33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.043
- Gunmetal #293241 ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.061
- Jet #212529 ΔE 0.068
- Dark Blue Grey #1F3B4D ΔE 0.069
- Oxford Blue #1B263B ΔE 0.075
- Pakistan Green #283618 ΔE 0.076
Use #402D33 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.