#311D2C
Closest named color: Jet (#212529). oklch(26.3% 0.04 336.3), rgb(49, 29, 44).
Aa
White text reads best on this color (15.64:1).
About this color
#311D2C is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.040 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.041 away. White text reads best on it, at 15.64:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.34:1 |
| White text | 15.64:1 |
Values
| HEX | #311D2C |
| RGB | rgb(49, 29, 44) |
| HSL | hsl(315, 26%, 15%) |
| OKLCH | oklch(26.3% 0.04 336.3) |
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 #311D2C | 15.64:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #311D2C | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #311D2C text on white | 15.64:1 | AAA | Lc 102.5 | Preferred for body text |
| #311D2C 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#F0E7ED
oklch(93.7% 0.013 337.5)
-
Step 200
200
#E5D3E0
oklch(88.5% 0.026 335.5)
-
Step 300
300
#D5B6CC
oklch(81% 0.046 336.5)
-
Step 400
400
#BF8FB3
oklch(70.7% 0.075 335.6)
-
Step 500
500
#AF72A0
oklch(63.1% 0.098 336.1)
-
Step 600
600
#9A5A8A
oklch(55.6% 0.105 336.8)
-
Step 700
700
#834A76
oklch(49.2% 0.098 336)
-
Step 800
800
#6B3D60
oklch(42.8% 0.081 336.3)
-
Step 900
900
#57344E
oklch(37.7% 0.064 336.8)
-
Step 950
950 (this color)
#311D2C
oklch(26.3% 0.04 336.3)
#311D2C 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) | #1D222D | 0.040 |
| Deuteranopia (no green cones) | #22242B | 0.036 |
| Tritanopia (no blue cones) | #331E22 | 0.021 |
| Achromatopsia (no color) | #232323 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311D2C
#311D2C
oklch(26.3% 0.04 336.3)
- #132B1D
#132B1D
oklch(26.5% 0.04 156.6)
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 #311D2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.041
- Dark #1B2431 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.056
- Eggplant #380835 ΔE 0.058
- Aubergine #3D0734 ΔE 0.060
- Dark Plum #3F012C ΔE 0.066
- Dark Brown #341C02 ΔE 0.067
Use #311D2C 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.