#481B55
Closest named color: Plum Purple (#4E0550). oklch(31.8% 0.108 317.9), rgb(72, 27, 85).
Aa
White text reads best on this color (13.43:1).
About this color
#481B55 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.108 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.035 away. White text reads best on it, at 13.43:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.56:1 |
| White text | 13.43:1 |
Values
| HEX | #481B55 |
| RGB | rgb(72, 27, 85) |
| HSL | hsl(287, 52%, 22%) |
| OKLCH | oklch(31.8% 0.108 317.9) |
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 #481B55 | 13.43:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #481B55 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #481B55 text on white | 13.43:1 | AAA | Lc 99.4 | Preferred for body text |
| #481B55 text on black | 1.56:1 | 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
#FAF2FD
oklch(97% 0.017 316.9)
-
Step 100
100
#F5E3FA
oklch(93.7% 0.036 318.9)
-
Step 200
200
#EDCBF8
oklch(88.5% 0.071 317.8)
-
Step 300
300
#E3A6F6
oklch(80.9% 0.127 318)
-
Step 400
400
#D46FF2
oklch(70.7% 0.206 318)
-
Step 500
500
#C73AEC
oklch(63.1% 0.262 318.1)
-
Step 600
600
#AF00D5
oklch(55.5% 0.269 317.9)
-
Step 700
700
#9400B5
oklch(49.1% 0.238 317.8)
-
Step 800
800
#7A0095
oklch(42.6% 0.207 318)
-
Step 900
900
#640E7A
oklch(37.7% 0.17 317.8)
-
Step 950
950 (this color)
#481B55
oklch(31.8% 0.108 317.9)
#481B55 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) | #092C57 | 0.104 |
| Deuteranopia (no green cones) | #1D3054 | 0.090 |
| Tritanopia (no blue cones) | #482535 | 0.069 |
| Achromatopsia (no color) | #2F2F2F | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #481B55
#481B55
oklch(31.8% 0.108 317.9)
- #143D00
#143D00
oklch(31.8% 0.098 138)
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 #481B55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.035
- Deep Violet #490648 ΔE 0.040
- Grape Purple #5D1451 ΔE 0.047
- Eggplant Purple #430541 ΔE 0.052
- Royal Purple #4B006E ΔE 0.057
- Aubergine #3D0734 ΔE 0.072
- Dark Purple #35063E ΔE 0.073
- Deep Purple #36013F ΔE 0.076
Use #481B55 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.