#5B1D56
Closest named color: Grape Purple (#5D1451). oklch(35.1% 0.117 331.1), rgb(91, 29, 86).
Aa
White text reads best on this color (11.96:1).
About this color
#5B1D56 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.117 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.016 away. White text reads best on it, at 11.96:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.75:1 |
| White text | 11.96:1 |
Values
| HEX | #5B1D56 |
| RGB | rgb(91, 29, 86) |
| HSL | hsl(305, 52%, 24%) |
| OKLCH | oklch(35.1% 0.117 331.1) |
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 #5B1D56 | 11.96:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #5B1D56 | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #5B1D56 text on white | 11.96:1 | AAA | Lc 96.7 | Preferred for body text |
| #5B1D56 text on black | 1.75:1 | 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 900.
-
Step 50
50
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F2
oklch(93.6% 0.025 329.7)
-
Step 200
200
#EDCEE8
oklch(88.5% 0.049 331.3)
-
Step 300
300
#E2ACDB
oklch(80.9% 0.088 330.8)
-
Step 400
400
#D27EC9
oklch(70.7% 0.141 330.9)
-
Step 500
500
#C459BA
oklch(63.1% 0.179 331.2)
-
Step 600
600
#AF3AA6
oklch(55.6% 0.195 331.1)
-
Step 700
700
#962B8F
oklch(49.1% 0.181 330.8)
-
Step 800
800
#7A2574
oklch(42.6% 0.151 330.8)
-
Step 900
900 (this color)
#5B1D56
oklch(35.1% 0.117 331.1)
-
Step 950
950
#3A1637
oklch(26.9% 0.075 330.7)
#5B1D56 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) | #193158 | 0.123 |
| Deuteranopia (no green cones) | #2E3A54 | 0.107 |
| Tritanopia (no blue cones) | #5F2336 | 0.063 |
| Achromatopsia (no color) | #373737 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1D56
#5B1D56
oklch(35.1% 0.117 331.1)
- #00481F
#00481F
oklch(35.1% 0.095 151)
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 #5B1D56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.016
- Plum Purple #4E0550 ΔE 0.051
- Rich Purple #720058 ΔE 0.054
- Velvet #750851 ΔE 0.058
- Deep Violet #490648 ΔE 0.063
- Merlot #730039 ΔE 0.073
- Royal Purple #4B006E ΔE 0.075
- Eggplant Purple #430541 ΔE 0.079
Use #5B1D56 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.