#5B1B5D
Closest named color: Grape Purple (#5D1451). oklch(35.3% 0.127 326.6), rgb(91, 27, 93).
Aa
White text reads best on this color (11.93:1).
About this color
#5B1B5D is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.127 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.023 away. White text reads best on it, at 11.93:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.75:1 |
| White text | 11.93:1 |
Values
| HEX | #5B1B5D |
| RGB | rgb(91, 27, 93) |
| HSL | hsl(298, 55%, 24%) |
| OKLCH | oklch(35.3% 0.127 326.6) |
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 #5B1B5D | 11.93:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #5B1B5D | 1.75:1 | Fails | Lc 7.3 | Not readable |
| #5B1B5D text on white | 11.93:1 | AAA | Lc 96.6 | Preferred for body text |
| #5B1B5D 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F4
oklch(93.6% 0.027 325.8)
-
Step 200
200
#ECCEEC
oklch(88.5% 0.052 326)
-
Step 300
300
#E1ABE1
oklch(80.8% 0.095 326.4)
-
Step 400
400
#D17CD2
oklch(70.7% 0.152 326.6)
-
Step 500
500
#C356C6
oklch(63.1% 0.194 326.5)
-
Step 600
600
#AE34B2
oklch(55.5% 0.211 326.6)
-
Step 700
700
#952599
oklch(49% 0.196 326.5)
-
Step 800
800
#79217C
oklch(42.6% 0.162 326.6)
-
Step 900
900 (this color)
#5B1B5D
oklch(35.3% 0.127 326.6)
-
Step 950
950
#3A153B
oklch(27% 0.082 326.5)
#5B1B5D 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) | #10325F | 0.131 |
| Deuteranopia (no green cones) | #2A3A5B | 0.113 |
| Tritanopia (no blue cones) | #5E2539 | 0.073 |
| Achromatopsia (no color) | #373737 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1B5D
#5B1B5D
oklch(35.3% 0.127 326.6)
- #004914
#004914
oklch(35.3% 0.106 146.5)
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 #5B1B5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.023
- Plum Purple #4E0550 ΔE 0.050
- Rich Purple #720058 ΔE 0.053
- Velvet #750851 ΔE 0.061
- Royal Purple #4B006E ΔE 0.064
- Deep Violet #490648 ΔE 0.064
- Eggplant Purple #430541 ΔE 0.082
- Merlot #730039 ΔE 0.082
Use #5B1B5D 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.