#381C50
Closest named color: Deep Violet (#490648). oklch(29.3% 0.094 306.3), rgb(56, 28, 80).
Aa
White text reads best on this color (14.48:1).
About this color
#381C50 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.094 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.052 away. White text reads best on it, at 14.48:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.45:1 |
| White text | 14.48:1 |
Values
| HEX | #381C50 |
| RGB | rgb(56, 28, 80) |
| HSL | hsl(272, 48%, 21%) |
| OKLCH | oklch(29.3% 0.094 306.3) |
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 #381C50 | 14.48:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #381C50 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #381C50 text on white | 14.48:1 | AAA | Lc 101.0 | Preferred for body text |
| #381C50 text on black | 1.45:1 | 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
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE5FB
oklch(93.6% 0.031 306.2)
-
Step 200
200
#E3CFFA
oklch(88.4% 0.062 306.2)
-
Step 300
300
#D3AEF9
oklch(80.9% 0.11 306.6)
-
Step 400
400
#BD7FF6
oklch(70.8% 0.177 306.5)
-
Step 500
500
#AD57F2
oklch(63.2% 0.226 306.5)
-
Step 600
600
#9932E1
oklch(55.7% 0.246 306.4)
-
Step 700
700
#8221C3
oklch(49.1% 0.228 306.2)
-
Step 800
800
#6A209E
oklch(42.8% 0.189 306.3)
-
Step 900
900
#56227E
oklch(37.7% 0.149 306.3)
-
Step 950
950 (this color)
#381C50
oklch(29.3% 0.094 306.3)
#381C50 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) | #062852 | 0.077 |
| Deuteranopia (no green cones) | #122A4F | 0.070 |
| Tritanopia (no blue cones) | #342633 | 0.066 |
| Achromatopsia (no color) | #292929 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #381C50
#381C50
oklch(29.3% 0.094 306.3)
- #223200
#223200
oklch(29.2% 0.075 126.5)
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 #381C50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.052
- Eggplant Purple #430541 ΔE 0.052
- Dark Purple #35063E ΔE 0.055
- Plum Purple #4E0550 ΔE 0.057
- Deep Purple #36013F ΔE 0.061
- Eggplant #380835 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.063
- Aubergine #3D0734 ΔE 0.063
Use #381C50 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.