#381B4D
Closest named color: Eggplant Purple (#430541). oklch(28.9% 0.091 308.5), rgb(56, 27, 77).
Aa
White text reads best on this color (14.66:1).
About this color
#381B4D is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.091 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.048 away. White text reads best on it, at 14.66:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.43:1 |
| White text | 14.66:1 |
Values
| HEX | #381B4D |
| RGB | rgb(56, 27, 77) |
| HSL | hsl(275, 48%, 20%) |
| OKLCH | oklch(28.9% 0.091 308.5) |
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 #381B4D | 14.66:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #381B4D | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #381B4D text on white | 14.66:1 | AAA | Lc 101.2 | Preferred for body text |
| #381B4D text on black | 1.43:1 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#F0E5FA
oklch(93.7% 0.03 309.1)
-
Step 200
200
#E4CFF8
oklch(88.5% 0.06 308.2)
-
Step 300
300
#D4AEF6
oklch(80.9% 0.107 308.2)
-
Step 400
400
#BF7FF2
oklch(70.8% 0.173 308.3)
-
Step 500
500
#AF57ED
oklch(63.1% 0.221 308.3)
-
Step 600
600
#9B33DB
oklch(55.6% 0.24 308.4)
-
Step 700
700
#8522BE
oklch(49.1% 0.224 308.7)
-
Step 800
800
#6C209A
oklch(42.7% 0.186 308.6)
-
Step 900
900
#57237A
oklch(37.7% 0.143 308.4)
-
Step 950
950 (this color)
#381B4D
oklch(28.9% 0.091 308.5)
#381B4D 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) | #08274F | 0.077 |
| Deuteranopia (no green cones) | #14294C | 0.069 |
| Tritanopia (no blue cones) | #352431 | 0.063 |
| Achromatopsia (no color) | #282828 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #381B4D
#381B4D
oklch(28.9% 0.091 308.5)
- #1F3200
#1F3200
oklch(29% 0.077 128.9)
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 #381B4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.048
- Deep Violet #490648 ΔE 0.049
- Dark Purple #35063E ΔE 0.050
- Eggplant #380835 ΔE 0.056
- Plum Purple #4E0550 ΔE 0.057
- Deep Purple #36013F ΔE 0.057
- Aubergine #3D0734 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.063
Use #381B4D 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.