#531B42
Closest named color: Grape Purple (#5D1451). oklch(32.4% 0.097 341.4), rgb(83, 27, 66).
Aa
White text reads best on this color (13.09:1).
About this color
#531B42 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.097 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.036 away. White text reads best on it, at 13.09:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.60:1 |
| White text | 13.09:1 |
Values
| HEX | #531B42 |
| RGB | rgb(83, 27, 66) |
| HSL | hsl(318, 51%, 22%) |
| OKLCH | oklch(32.4% 0.097 341.4) |
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 #531B42 | 13.09:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #531B42 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #531B42 text on white | 13.09:1 | AAA | Lc 98.8 | Preferred for body text |
| #531B42 text on black | 1.60:1 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5EE
oklch(93.6% 0.02 340.7)
-
Step 200
200
#EDCFE1
oklch(88.5% 0.041 341.3)
-
Step 300
300
#E2AFCE
oklch(81% 0.072 341.8)
-
Step 400
400
#D283B6
oklch(70.8% 0.116 341.4)
-
Step 500
500
#C461A3
oklch(63.1% 0.149 341.7)
-
Step 600
600
#AF458E
oklch(55.6% 0.161 341.6)
-
Step 700
700
#963579
oklch(49% 0.151 341.4)
-
Step 800
800
#7A2D62
oklch(42.6% 0.125 341.7)
-
Step 900
900 (this color)
#531B42
oklch(32.4% 0.097 341.4)
-
Step 950
950
#3A192F
oklch(27% 0.061 341.5)
#531B42 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) | #1F2B43 | 0.105 |
| Deuteranopia (no green cones) | #2F3441 | 0.093 |
| Tritanopia (no blue cones) | #581C2B | 0.044 |
| Achromatopsia (no color) | #313131 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531B42
#531B42
oklch(32.4% 0.097 341.4)
- #003F28
#003F28
oklch(32.5% 0.072 161.4)
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 #531B42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.036
- Deep Violet #490648 ΔE 0.050
- Plum Purple #4E0550 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.059
- Burgundy #610023 ΔE 0.062
- Aubergine #3D0734 ΔE 0.071
- Merlot #730039 ΔE 0.072
- Velvet #750851 ΔE 0.078
Use #531B42 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.