#331A2B
Closest named color: Jet (#212529). oklch(25.9% 0.048 340.1), rgb(51, 26, 43).
Aa
White text reads best on this color (15.86:1).
About this color
#331A2B is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.048 and its hue 340°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.049 away. White text reads best on it, at 15.86:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.32:1 |
| White text | 15.86:1 |
Values
| HEX | #331A2B |
| RGB | rgb(51, 26, 43) |
| HSL | hsl(319, 32%, 15%) |
| OKLCH | oklch(25.9% 0.048 340.1) |
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 #331A2B | 15.86:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #331A2B | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #331A2B text on white | 15.86:1 | AAA | Lc 102.7 | Preferred for body text |
| #331A2B text on black | 1.32:1 | 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
#F9F3F7
oklch(97% 0.008 337.4)
-
Step 100
100
#F2E6ED
oklch(93.6% 0.016 341.4)
-
Step 200
200
#E8D1E0
oklch(88.4% 0.032 338.6)
-
Step 300
300
#DBB3CC
oklch(81% 0.057 340.6)
-
Step 400
400
#C78AB2
oklch(70.6% 0.091 340.2)
-
Step 500
500
#B86C9F
oklch(63.1% 0.116 340.5)
-
Step 600
600
#A3538A
oklch(55.7% 0.126 340.4)
-
Step 700
700
#8B4375
oklch(49.1% 0.117 340.3)
-
Step 800
800
#71375F
oklch(42.6% 0.097 340.4)
-
Step 900
900
#5C304E
oklch(37.7% 0.077 340.3)
-
Step 950
950 (this color)
#331A2B
oklch(25.9% 0.048 340.1)
#331A2B 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) | #1B202C | 0.049 |
| Deuteranopia (no green cones) | #21242A | 0.047 |
| Tritanopia (no blue cones) | #361A20 | 0.022 |
| Achromatopsia (no color) | #222222 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331A2B
#331A2B
oklch(25.9% 0.048 340.1)
- #0A2B1C
#0A2B1C
oklch(26% 0.048 160.4)
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 #331A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.049
- Eggplant #380835 ΔE 0.050
- Aubergine #3D0734 ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Dark Plum #3F012C ΔE 0.057
- Oxford Blue #1B263B ΔE 0.058
- Dark Purple #35063E ΔE 0.063
- Space Cadet #2B2D42 ΔE 0.064
Use #331A2B 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.