#5B1C5B
Closest named color: Grape Purple (#5D1451). oklch(35.3% 0.123 327.8), rgb(91, 28, 91).
Aa
White text reads best on this color (11.91:1).
About this color
#5B1C5B is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.123 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.021 away. White text reads best on it, at 11.91:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.76:1 |
| White text | 11.91:1 |
Values
| HEX | #5B1C5B |
| RGB | rgb(91, 28, 91) |
| HSL | hsl(300, 53%, 23%) |
| OKLCH | oklch(35.3% 0.123 327.8) |
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 #5B1C5B | 11.91:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #5B1C5B | 1.76:1 | Fails | Lc 7.3 | Not readable |
| #5B1C5B text on white | 11.91:1 | AAA | Lc 96.6 | Preferred for body text |
| #5B1C5B text on black | 1.76:1 | 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
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#ECCEEB
oklch(88.5% 0.051 327)
-
Step 300
300
#E2ACDF
oklch(81% 0.092 328.2)
-
Step 400
400
#D17DCF
oklch(70.7% 0.147 327.8)
-
Step 500
500
#C357C2
oklch(63.1% 0.189 327.9)
-
Step 600
600
#AE37AF
oklch(55.6% 0.205 327.6)
-
Step 700
700
#962796
oklch(49.2% 0.192 328)
-
Step 800
800
#7A237A
oklch(42.8% 0.159 327.9)
-
Step 900
900 (this color)
#5B1C5B
oklch(35.3% 0.123 327.8)
-
Step 950
950
#3A1639
oklch(27% 0.077 328.5)
#5B1C5B 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) | #13325D | 0.129 |
| Deuteranopia (no green cones) | #2B3A59 | 0.111 |
| Tritanopia (no blue cones) | #5E2439 | 0.068 |
| Achromatopsia (no color) | #373737 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1C5B
#5B1C5B
oklch(35.3% 0.123 327.8)
- #004918
#004918
oklch(35.3% 0.103 147.8)
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 #5B1C5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.021
- Plum Purple #4E0550 ΔE 0.051
- Rich Purple #720058 ΔE 0.053
- Velvet #750851 ΔE 0.060
- Deep Violet #490648 ΔE 0.064
- Royal Purple #4B006E ΔE 0.068
- Merlot #730039 ΔE 0.079
- Eggplant Purple #430541 ΔE 0.081
Use #5B1C5B 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.