#331D29
Closest named color: Jet (#212529). oklch(26.4% 0.039 346.3), rgb(51, 29, 41).
Aa
White text reads best on this color (15.57:1).
About this color
#331D29 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.039 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.042 away. White text reads best on it, at 15.57:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.34:1 |
| White text | 15.57:1 |
Values
| HEX | #331D29 |
| RGB | rgb(51, 29, 41) |
| HSL | hsl(327, 28%, 16%) |
| OKLCH | oklch(26.4% 0.039 346.3) |
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 #331D29 | 15.57:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #331D29 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #331D29 text on white | 15.57:1 | AAA | Lc 102.4 | Preferred for body text |
| #331D29 text on black | 1.34:1 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E6EC
oklch(93.5% 0.014 343.2)
-
Step 200
200
#E7D3DD
oklch(88.6% 0.026 345.9)
-
Step 300
300
#D8B5C7
oklch(80.9% 0.047 345.8)
-
Step 400
400
#C48EAA
oklch(70.7% 0.075 346.7)
-
Step 500
500
#B37195
oklch(63% 0.095 346.3)
-
Step 600
600
#9E5980
oklch(55.6% 0.103 346)
-
Step 700
700
#87486C
oklch(49% 0.097 346)
-
Step 800
800
#6E3C58
oklch(42.7% 0.08 346.3)
-
Step 900
900
#593348
oklch(37.5% 0.063 346.3)
-
Step 950
950 (this color)
#331D29
oklch(26.4% 0.039 346.3)
#331D29 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) | #1F2229 | 0.041 |
| Deuteranopia (no green cones) | #242528 | 0.038 |
| Tritanopia (no blue cones) | #361D21 | 0.016 |
| Achromatopsia (no color) | #242424 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331D29
#331D29
oklch(26.4% 0.039 346.3)
- #0F2B21
#0F2B21
oklch(26.4% 0.039 167.4)
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 #331D29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.042
- Dark #1B2431 ΔE 0.048
- Oxford Blue #1B263B ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.059
- Eggplant #380835 ΔE 0.061
- Dark Brown #341C02 ΔE 0.061
- Aubergine #3D0734 ΔE 0.061
- Chocolate Brown #411900 ΔE 0.065
Use #331D29 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.