#5B155D
Closest named color: Grape Purple (#5D1451). oklch(34.6% 0.135 326.8), rgb(91, 21, 93).
Aa
White text reads best on this color (12.27:1).
About this color
#5B155D is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.135 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 0.022 away. White text reads best on it, at 12.27:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.71:1 |
| White text | 12.27:1 |
Values
| HEX | #5B155D |
| RGB | rgb(91, 21, 93) |
| HSL | hsl(298, 63%, 22%) |
| OKLCH | oklch(34.6% 0.135 326.8) |
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 #5B155D | 12.27:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #5B155D | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #5B155D text on white | 12.27:1 | AAA | Lc 97.0 | Preferred for body text |
| #5B155D text on black | 1.71:1 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F5E3F4
oklch(93.5% 0.03 327.5)
-
Step 200
200
#EECDED
oklch(88.6% 0.056 327)
-
Step 300
300
#E4AAE3
oklch(81% 0.101 327)
-
Step 400
400
#D479D5
oklch(70.7% 0.162 326.7)
-
Step 500
500
#C650C9
oklch(63% 0.207 326.7)
-
Step 600
600
#B22CB6
oklch(55.7% 0.224 326.8)
-
Step 700
700
#991B9C
oklch(49.1% 0.209 327.1)
-
Step 800
800
#7C1B7F
oklch(42.7% 0.173 326.8)
-
Step 900
900 (this color)
#5B155D
oklch(34.6% 0.135 326.8)
-
Step 950
950
#3B143C
oklch(27.1% 0.085 326.6)
#5B155D 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) | #052F5F | 0.143 |
| Deuteranopia (no green cones) | #27385B | 0.120 |
| Tritanopia (no blue cones) | #5E2138 | 0.076 |
| Achromatopsia (no color) | #353535 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B155D
#5B155D
oklch(34.6% 0.135 326.8)
- #004714
#004714
oklch(34.7% 0.104 146.7)
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 #5B155D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.022
- Plum Purple #4E0550 ΔE 0.044
- Rich Purple #720058 ΔE 0.052
- Royal Purple #4B006E ΔE 0.058
- Deep Violet #490648 ΔE 0.059
- Velvet #750851 ΔE 0.062
- Eggplant Purple #430541 ΔE 0.077
- Indigo #4B0082 ΔE 0.081
Use #5B155D 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.