#331C2F
Closest named color: Jet (#212529). oklch(26.5% 0.048 333.4), rgb(51, 28, 47).
Aa
White text reads best on this color (15.57:1).
About this color
#331C2F is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.048 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jet (#212529), ΔE 0.048 away. White text reads best on it, at 15.57:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Jet (#212529) |
| Black text | 1.34:1 |
| White text | 15.57:1 |
Values
| HEX | #331C2F |
| RGB | rgb(51, 28, 47) |
| HSL | hsl(310, 29%, 15%) |
| OKLCH | oklch(26.5% 0.048 333.4) |
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 #331C2F | 15.57:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #331C2F | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #331C2F text on white | 15.57:1 | AAA | Lc 102.4 | Preferred for body text |
| #331C2F 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
#F9F4F8
oklch(97.2% 0.007 332.1)
-
Step 100
100
#F1E6EE
oklch(93.6% 0.016 335.1)
-
Step 200
200
#E7D2E2
oklch(88.6% 0.031 334)
-
Step 300
300
#D8B4D0
oklch(81% 0.056 333.9)
-
Step 400
400
#C38BB9
oklch(70.6% 0.092 332.9)
-
Step 500
500
#B36EA7
oklch(63.2% 0.115 333.4)
-
Step 600
600
#9E5592
oklch(55.7% 0.125 333.5)
-
Step 700
700
#87457C
oklch(49.2% 0.116 333.7)
-
Step 800
800
#6E3965
oklch(42.8% 0.096 333.8)
-
Step 900
900
#593152
oklch(37.6% 0.075 333.7)
-
Step 950
950 (this color)
#331C2F
oklch(26.5% 0.048 333.4)
#331C2F 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) | #1C2230 | 0.047 |
| Deuteranopia (no green cones) | #22252E | 0.043 |
| Tritanopia (no blue cones) | #351D23 | 0.024 |
| Achromatopsia (no color) | #242424 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331C2F
#331C2F
oklch(26.5% 0.048 333.4)
- #102C1A
#102C1A
oklch(26.5% 0.048 153.4)
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 #331C2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.048
- Dark #1B2431 ΔE 0.050
- Eggplant #380835 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.052
- Aubergine #3D0734 ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.056
- Dark Plum #3F012C ΔE 0.060
- Dark Purple #35063E ΔE 0.063
Use #331C2F 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.