#311A3A
Closest named color: Eggplant (#380835). oklch(26.4% 0.065 315.8), rgb(49, 26, 58).
Aa
White text reads best on this color (15.67:1).
About this color
#311A3A is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.065 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.041 away. White text reads best on it, at 15.67:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.33:1 |
| White text | 15.67:1 |
Values
| HEX | #311A3A |
| RGB | rgb(49, 26, 58) |
| HSL | hsl(283, 38%, 16%) |
| OKLCH | oklch(26.4% 0.065 315.8) |
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 #311A3A | 15.67:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #311A3A | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #311A3A text on white | 15.67:1 | AAA | Lc 102.5 | Preferred for body text |
| #311A3A text on black | 1.33:1 | 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
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D4B2E2
oklch(80.9% 0.076 316)
-
Step 400
400
#BE88D4
oklch(70.7% 0.122 315.8)
-
Step 500
500
#AD68C8
oklch(63% 0.156 315.8)
-
Step 600
600
#994DB5
oklch(55.7% 0.17 316)
-
Step 700
700
#823D9C
oklch(49.1% 0.158 315.7)
-
Step 800
800
#6A337E
oklch(42.7% 0.131 316.2)
-
Step 900
900
#562E66
oklch(37.8% 0.102 315.5)
-
Step 950
950 (this color)
#311A3A
oklch(26.4% 0.065 315.8)
#311A3A 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) | #14223B | 0.056 |
| Deuteranopia (no green cones) | #1A2439 | 0.051 |
| Tritanopia (no blue cones) | #311F27 | 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°).
- #311A3A
#311A3A
oklch(26.4% 0.065 315.8)
- #162C08
#162C08
oklch(26.5% 0.065 135.4)
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 #311A3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.041
- Dark Purple #35063E ΔE 0.045
- Aubergine #3D0734 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.052
- Deep Purple #36013F ΔE 0.054
- Dark #1B2431 ΔE 0.056
- Eggplant Purple #430541 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.057
Use #311A3A 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.