#31184E
Closest named color: Dark Purple (#35063E). oklch(27.6% 0.096 301.7), rgb(49, 24, 78).
Aa
White text reads best on this color (15.31:1).
About this color
#31184E is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.096 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.046 away. White text reads best on it, at 15.31:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.37:1 |
| White text | 15.31:1 |
Values
| HEX | #31184E |
| RGB | rgb(49, 24, 78) |
| HSL | hsl(268, 53%, 20%) |
| OKLCH | oklch(27.6% 0.096 301.7) |
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 #31184E | 15.31:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #31184E | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #31184E text on white | 15.31:1 | AAA | Lc 101.9 | Preferred for body text |
| #31184E text on black | 1.37:1 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EDE5FD
oklch(93.5% 0.033 300.9)
-
Step 200
200
#E0D0FD
oklch(88.5% 0.063 301.3)
-
Step 300
300
#CEAFFE
oklch(80.9% 0.114 301.9)
-
Step 400
400
#B680FD
oklch(70.6% 0.182 301.9)
-
Step 500
500
#A559FB
oklch(63.1% 0.231 301.6)
-
Step 600
600
#9133EA
oklch(55.5% 0.252 301.6)
-
Step 700
700
#7C22CC
oklch(49.1% 0.235 301.6)
-
Step 800
800
#6521A5
oklch(42.8% 0.194 301.7)
-
Step 900
900
#522382
oklch(37.7% 0.151 302.2)
-
Step 950
950 (this color)
#31184E
oklch(27.6% 0.096 301.7)
#31184E 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) | #002550 | 0.074 |
| Deuteranopia (no green cones) | #06254D | 0.070 |
| Tritanopia (no blue cones) | #2B2430 | 0.072 |
| Achromatopsia (no color) | #252525 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31184E
#31184E
oklch(27.6% 0.096 301.7)
- #232C00
#232C00
oklch(27.5% 0.066 120.9)
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 #31184E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.046
- Deep Purple #36013F ΔE 0.052
- Dark Indigo #1F0954 ΔE 0.054
- Eggplant Purple #430541 ΔE 0.055
- Eggplant #380835 ΔE 0.056
- Deep Violet #490648 ΔE 0.059
- Aubergine #3D0734 ΔE 0.061
- Plum Purple #4E0550 ΔE 0.068
Use #31184E 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.