#5B1C54
Closest named color: Grape Purple (#5D1451). oklch(34.8% 0.117 332.5), rgb(91, 28, 84).
Aa
White text reads best on this color (12.07:1).
About this color
#5B1C54 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.117 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.014 away. White text reads best on it, at 12.07:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.73:1 |
| White text | 12.07:1 |
Values
| HEX | #5B1C54 |
| RGB | rgb(91, 28, 84) |
| HSL | hsl(307, 53%, 23%) |
| OKLCH | oklch(34.8% 0.117 332.5) |
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 #5B1C54 | 12.07:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #5B1C54 | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #5B1C54 text on white | 12.07:1 | AAA | Lc 96.9 | Preferred for body text |
| #5B1C54 text on black | 1.73:1 | 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
#FBF3F9
oklch(97.2% 0.012 334.1)
-
Step 100
100
#F5E4F1
oklch(93.6% 0.025 333.7)
-
Step 200
200
#EDCEE7
oklch(88.5% 0.048 332.5)
-
Step 300
300
#E3ACDA
oklch(80.9% 0.088 332.1)
-
Step 400
400
#D37EC7
oklch(70.8% 0.14 332.2)
-
Step 500
500
#C559B8
oklch(63.1% 0.178 332.3)
-
Step 600
600
#B139A4
oklch(55.6% 0.196 332.5)
-
Step 700
700
#982A8C
oklch(49.2% 0.181 332.8)
-
Step 800
800
#7B2572
oklch(42.7% 0.15 332.4)
-
Step 900
900 (this color)
#5B1C54
oklch(34.8% 0.117 332.5)
-
Step 950
950
#3B1636
oklch(27% 0.075 332.9)
#5B1C54 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) | #193056 | 0.124 |
| Deuteranopia (no green cones) | #2F3952 | 0.106 |
| Tritanopia (no blue cones) | #5F2235 | 0.061 |
| Achromatopsia (no color) | #363636 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1C54
#5B1C54
oklch(34.8% 0.117 332.5)
- #004721
#004721
oklch(34.9% 0.091 152.3)
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 #5B1C54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.014
- Plum Purple #4E0550 ΔE 0.050
- Rich Purple #720058 ΔE 0.054
- Velvet #750851 ΔE 0.057
- Deep Violet #490648 ΔE 0.061
- Merlot #730039 ΔE 0.070
- Royal Purple #4B006E ΔE 0.076
- Eggplant Purple #430541 ΔE 0.077
Use #5B1C54 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.