#5B1959
Closest named color: Grape Purple (#5D1451). oklch(34.8% 0.126 329.1), rgb(91, 25, 89).
Aa
White text reads best on this color (12.15:1).
About this color
#5B1959 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.126 and its hue 329°. 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 12.15:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.72:1 |
| White text | 12.15:1 |
Values
| HEX | #5B1959 |
| RGB | rgb(91, 25, 89) |
| HSL | hsl(302, 57%, 23%) |
| OKLCH | oklch(34.8% 0.126 329.1) |
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 #5B1959 | 12.15:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #5B1959 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #5B1959 text on white | 12.15:1 | AAA | Lc 96.9 | Preferred for body text |
| #5B1959 text on black | 1.72:1 | 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
#FBF3FA
oklch(97.2% 0.013 329.6)
-
Step 100
100
#F5E4F3
oklch(93.7% 0.027 329.5)
-
Step 200
200
#EDCDEA
oklch(88.4% 0.052 329)
-
Step 300
300
#E3ABDF
oklch(80.9% 0.094 328.8)
-
Step 400
400
#D37BCE
oklch(70.6% 0.151 329.1)
-
Step 500
500
#C655C1
oklch(63.2% 0.193 329.3)
-
Step 600
600
#B133AD
oklch(55.6% 0.21 329.3)
-
Step 700
700
#982495
oklch(49.2% 0.195 329.2)
-
Step 800
800
#7B2179
oklch(42.7% 0.161 328.9)
-
Step 900
900 (this color)
#5B1959
oklch(34.8% 0.126 329.1)
-
Step 950
950
#3B1539
oklch(27% 0.08 329.6)
#5B1959 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) | #11305B | 0.133 |
| Deuteranopia (no green cones) | #2B3957 | 0.114 |
| Tritanopia (no blue cones) | #5E2137 | 0.068 |
| Achromatopsia (no color) | #363636 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1959
#5B1959
oklch(34.8% 0.126 329.1)
- #00471B
#00471B
oklch(34.8% 0.097 149.4)
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 #5B1959, 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 0.046
- Rich Purple #720058 ΔE 0.052
- Velvet #750851 ΔE 0.059
- Deep Violet #490648 ΔE 0.059
- Royal Purple #4B006E ΔE 0.067
- Eggplant Purple #430541 ΔE 0.077
- Merlot #730039 ΔE 0.077
Use #5B1959 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.