#531C51
Closest named color: Grape Purple (#5D1451). oklch(33.4% 0.109 329.1), rgb(83, 28, 81).
Aa
White text reads best on this color (12.70:1).
About this color
#531C51 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.109 and its hue 329°. 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 12.70:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.65:1 |
| White text | 12.70:1 |
Values
| HEX | #531C51 |
| RGB | rgb(83, 28, 81) |
| HSL | hsl(302, 50%, 22%) |
| OKLCH | oklch(33.4% 0.109 329.1) |
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 #531C51 | 12.70:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #531C51 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #531C51 text on white | 12.70:1 | AAA | Lc 98.2 | Preferred for body text |
| #531C51 text on black | 1.65:1 | 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
#F3E5F2
oklch(93.7% 0.023 327.9)
-
Step 200
200
#EBCFE8
oklch(88.5% 0.045 329.4)
-
Step 300
300
#DFAEDB
oklch(80.9% 0.082 329)
-
Step 400
400
#CD81C8
oklch(70.6% 0.131 329.2)
-
Step 500
500
#BF5FBA
oklch(63.2% 0.167 329.3)
-
Step 600
600
#AA42A6
oklch(55.7% 0.181 329.2)
-
Step 700
700
#91328E
oklch(49% 0.169 329.1)
-
Step 800
800
#762B73
oklch(42.7% 0.139 329.3)
-
Step 900
900 (this color)
#531C51
oklch(33.4% 0.109 329.1)
-
Step 950
950
#381837
oklch(26.9% 0.07 328.5)
#531C51 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) | #172E53 | 0.112 |
| Deuteranopia (no green cones) | #2A354F | 0.097 |
| Tritanopia (no blue cones) | #562233 | 0.060 |
| Achromatopsia (no color) | #333333 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531C51
#531C51
oklch(33.4% 0.109 329.1)
- #004318
#004318
oklch(33.4% 0.095 148.9)
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 #531C51, 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 0.071
- Velvet #750851 ΔE 0.074
- Aubergine #3D0734 ΔE 0.081
Use #531C51 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.