#311939
Closest named color: Eggplant (#380835). oklch(26.2% 0.065 317.2), rgb(49, 25, 57).
Aa
White text reads best on this color (15.80:1).
About this color
#311939 is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.065 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.039 away. White text reads best on it, at 15.80:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.32:1 |
| White text | 15.80:1 |
Values
| HEX | #311939 |
| RGB | rgb(49, 25, 57) |
| HSL | hsl(285, 39%, 16%) |
| OKLCH | oklch(26.2% 0.065 317.2) |
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 #311939 | 15.80:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #311939 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #311939 text on white | 15.80:1 | AAA | Lc 102.6 | Preferred for body text |
| #311939 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D5B2E2
oklch(81% 0.076 316.8)
-
Step 400
400
#C087D3
oklch(70.7% 0.124 317.4)
-
Step 500
500
#AF67C7
oklch(63.1% 0.157 317.2)
-
Step 600
600
#9A4CB4
oklch(55.6% 0.171 316.9)
-
Step 700
700
#843C9B
oklch(49.2% 0.16 317.2)
-
Step 800
800
#6B327E
oklch(42.7% 0.133 316.9)
-
Step 900
900
#572D65
oklch(37.7% 0.103 317.1)
-
Step 950
950 (this color)
#311939
oklch(26.2% 0.065 317.2)
#311939 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) | #13213A | 0.057 |
| Deuteranopia (no green cones) | #1A2338 | 0.051 |
| Tritanopia (no blue cones) | #311E26 | 0.043 |
| Achromatopsia (no color) | #232323 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311939
#311939
oklch(26.2% 0.065 317.2)
- #142B08
#142B08
oklch(26.1% 0.065 136.6)
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 #311939, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.039
- Dark Purple #35063E ΔE 0.043
- Aubergine #3D0734 ΔE 0.043
- Deep Purple #36013F ΔE 0.052
- Oxford Blue #1B263B ΔE 0.054
- Eggplant Purple #430541 ΔE 0.055
- Dark Plum #3F012C ΔE 0.056
- Dark #1B2431 ΔE 0.057
Use #311939 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.