#381B40
Closest named color: Eggplant (#380835). oklch(28% 0.075 318.6), rgb(56, 27, 64).
Aa
White text reads best on this color (15.01:1).
About this color
#381B40 is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.075 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.044 away. White text reads best on it, at 15.01:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.39:1 |
| White text | 15.01:1 |
Values
| HEX | #381B40 |
| RGB | rgb(56, 27, 64) |
| HSL | hsl(287, 41%, 18%) |
| OKLCH | oklch(28% 0.075 318.6) |
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 #381B40 | 15.01:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #381B40 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #381B40 text on white | 15.01:1 | AAA | Lc 101.7 | Preferred for body text |
| #381B40 text on black | 1.39:1 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7CFEE
oklch(88.4% 0.049 318.5)
-
Step 300
300
#D9AFE5
oklch(80.9% 0.087 318.6)
-
Step 400
400
#C682D8
oklch(70.7% 0.141 319)
-
Step 500
500
#B65FCE
oklch(63.1% 0.181 318.6)
-
Step 600
600
#A141BB
oklch(55.6% 0.197 318.4)
-
Step 700
700
#8A32A1
oklch(49.1% 0.182 318.6)
-
Step 800
800
#702B82
oklch(42.7% 0.15 318.7)
-
Step 900
900
#5B2869
oklch(37.7% 0.119 318.5)
-
Step 950
950 (this color)
#381B40
oklch(28% 0.075 318.6)
#381B40 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) | #142541 | 0.068 |
| Deuteranopia (no green cones) | #1D283F | 0.061 |
| Tritanopia (no blue cones) | #38202A | 0.047 |
| Achromatopsia (no color) | #272727 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #381B40
#381B40
oklch(28% 0.075 318.6)
- #133108
#133108
oklch(28% 0.075 138.6)
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 #381B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.044
- Aubergine #3D0734 ΔE 0.044
- Eggplant Purple #430541 ΔE 0.046
- Dark Purple #35063E ΔE 0.046
- Deep Violet #490648 ΔE 0.052
- Deep Purple #36013F ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.057
- Dark Plum #3F012C ΔE 0.059
Use #381B40 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.