#531C50
Closest named color: Grape Purple (#5D1451). oklch(33.3% 0.108 329.9), rgb(83, 28, 80).
Aa
White text reads best on this color (12.72:1).
About this color
#531C50 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.108 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.024 away. White text reads best on it, at 12.72:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.64:1 |
| White text | 12.72:1 |
Values
| HEX | #531C50 |
| RGB | rgb(83, 28, 80) |
| HSL | hsl(303, 50%, 22%) |
| OKLCH | oklch(33.3% 0.108 329.9) |
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 #531C50 | 12.72:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #531C50 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #531C50 text on white | 12.72:1 | AAA | Lc 98.2 | Preferred for body text |
| #531C50 text on black | 1.64:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F3E5F1
oklch(93.6% 0.022 330.3)
-
Step 200
200
#EBCFE8
oklch(88.5% 0.045 329.4)
-
Step 300
300
#DFAEDA
oklch(80.9% 0.081 329.7)
-
Step 400
400
#CD82C7
oklch(70.7% 0.128 329.7)
-
Step 500
500
#BF5FB8
oklch(63.1% 0.165 330.1)
-
Step 600
600
#AA42A4
oklch(55.6% 0.179 330)
-
Step 700
700
#92338D
oklch(49.2% 0.167 329.9)
-
Step 800
800
#762B72
oklch(42.6% 0.138 329.8)
-
Step 900
900 (this color)
#531C50
oklch(33.3% 0.108 329.9)
-
Step 950
950
#381836
oklch(26.9% 0.069 329.6)
#531C50 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) | #182E52 | 0.111 |
| Deuteranopia (no green cones) | #2A354F | 0.097 |
| Tritanopia (no blue cones) | #562233 | 0.058 |
| Achromatopsia (no color) | #323232 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531C50
#531C50
oklch(33.3% 0.108 329.9)
- #00431A
#00431A
oklch(33.5% 0.093 149.8)
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 #531C50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.024
- Plum Purple #4E0550 ΔE 0.040
- Deep Violet #490648 ΔE 0.047
- Eggplant Purple #430541 ΔE 0.062
- Rich Purple #720058 ΔE 0.070
- Royal Purple #4B006E ΔE 0.072
- Velvet #750851 ΔE 0.074
- Aubergine #3D0734 ΔE 0.081
Use #531C50 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.