#311A2D
Closest named color: Jet (#212529). oklch(25.7% 0.048 333.5), rgb(49, 26, 45).
Aa
White text reads best on this color (15.95:1).
About this color
#311A2D is a dark, muted purple. In OKLCH its lightness is 26%, 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 15.95:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Jet (#212529) |
| Black text | 1.31:1 |
| White text | 15.95:1 |
Values
| HEX | #311A2D |
| RGB | rgb(49, 26, 45) |
| HSL | hsl(310, 31%, 15%) |
| OKLCH | oklch(25.7% 0.048 333.5) |
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 #311A2D | 15.95:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #311A2D | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #311A2D text on white | 15.95:1 | AAA | Lc 102.8 | Preferred for body text |
| #311A2D text on black | 1.31:1 | 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
#B36DA7
oklch(63% 0.117 333.3)
-
Step 600
600
#9E5492
oklch(55.5% 0.126 333.5)
-
Step 700
700
#87447C
oklch(49% 0.117 333.7)
-
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)
#311A2D
oklch(25.7% 0.048 333.5)
#311A2D 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) | #1A202E | 0.047 |
| Deuteranopia (no green cones) | #20232C | 0.043 |
| Tritanopia (no blue cones) | #331B21 | 0.025 |
| Achromatopsia (no color) | #222222 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311A2D
#311A2D
oklch(25.7% 0.048 333.5)
- #0E2A18
#0E2A18
oklch(25.7% 0.048 153.2)
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 #311A2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.048
- Eggplant #380835 ΔE 0.049
- Dark #1B2431 ΔE 0.049
- Aubergine #3D0734 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.054
- Dark Plum #3F012C ΔE 0.058
- Dark Purple #35063E ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.062
Use #311A2D 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.