#531C64
Closest named color: Grape Purple (#5D1451). oklch(34.6% 0.128 317.2), rgb(83, 28, 100).
Aa
White text reads best on this color (12.22:1).
About this color
#531C64 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.128 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.041 away. White text reads best on it, at 12.22:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.71:1 |
| White text | 12.22:1 |
Values
| HEX | #531C64 |
| RGB | rgb(83, 28, 100) |
| HSL | hsl(286, 56%, 25%) |
| OKLCH | oklch(34.6% 0.128 317.2) |
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 #531C64 | 12.22:1 | AAA | Lc -100.8 | Preferred for body text |
| Black text on #531C64 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #531C64 text on white | 12.22:1 | AAA | Lc 97.2 | Preferred for body text |
| #531C64 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F6
oklch(93.5% 0.028 318.7)
-
Step 200
200
#E8CFF1
oklch(88.6% 0.053 317.1)
-
Step 300
300
#DAADEA
oklch(80.8% 0.097 317.1)
-
Step 400
400
#C77FDF
oklch(70.6% 0.154 317.3)
-
Step 500
500
#B85AD6
oklch(63.1% 0.197 317.3)
-
Step 600
600
#A33AC3
oklch(55.6% 0.214 317.2)
-
Step 700
700
#8B2BA8
oklch(49% 0.198 317)
-
Step 800
800
#712688
oklch(42.7% 0.163 317.1)
-
Step 900
900 (this color)
#531C64
oklch(34.6% 0.128 317.2)
-
Step 950
950
#361740
oklch(27% 0.081 317.2)
#531C64 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) | #003266 | 0.125 |
| Deuteranopia (no green cones) | #1E3762 | 0.108 |
| Tritanopia (no blue cones) | #522A3D | 0.083 |
| Achromatopsia (no color) | #353535 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531C64
#531C64
oklch(34.6% 0.128 317.2)
- #1A4500
#1A4500
oklch(34.6% 0.105 137.2)
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 #531C64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.041
- Royal Purple #4B006E ΔE 0.047
- Plum Purple #4E0550 ΔE 0.049
- Deep Violet #490648 ΔE 0.063
- Indigo #4B0082 ΔE 0.066
- Rich Purple #720058 ΔE 0.073
- Eggplant Purple #430541 ΔE 0.080
- Velvet #750851 ΔE 0.082
Use #531C64 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.