#531739
Closest named color: Grape Purple (#5D1451). oklch(31.5% 0.097 349.2), rgb(83, 23, 57).
Aa
White text reads best on this color (13.55:1).
About this color
#531739 is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.097 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.048 away. White text reads best on it, at 13.55:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.54:1 |
| White text | 13.55:1 |
Values
| HEX | #531739 |
| RGB | rgb(83, 23, 57) |
| HSL | hsl(326, 57%, 21%) |
| OKLCH | oklch(31.5% 0.097 349.2) |
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 #531739 | 13.55:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #531739 | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #531739 text on white | 13.55:1 | AAA | Lc 99.4 | Preferred for body text |
| #531739 text on black | 1.54:1 | 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 950.
-
Step 50
50
#FEF1F7
oklch(97% 0.016 347.6)
-
Step 100
100
#FCE1ED
oklch(93.5% 0.033 349.1)
-
Step 200
200
#FBC9E0
oklch(88.6% 0.064 349.1)
-
Step 300
300
#F9A1CC
oklch(80.9% 0.116 349.3)
-
Step 400
400
#F168B2
oklch(70.7% 0.185 349.3)
-
Step 500
500
#E72F9F
oklch(63.1% 0.236 349.2)
-
Step 600
600
#CB0088
oklch(55.6% 0.233 349.1)
-
Step 700
700
#AC0072
oklch(49.1% 0.205 349.4)
-
Step 800
800
#8E005E
oklch(42.7% 0.179 349.1)
-
Step 900
900
#76054E
oklch(37.6% 0.153 349)
-
Step 950
950 (this color)
#531739
oklch(31.5% 0.097 349.2)
#531739 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) | #1F273A | 0.108 |
| Deuteranopia (no green cones) | #303238 | 0.096 |
| Tritanopia (no blue cones) | #591425 | 0.037 |
| Achromatopsia (no color) | #2E2E2E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531739
#531739
oklch(31.5% 0.097 349.2)
- #003B2C
#003B2C
oklch(31.3% 0.062 169.7)
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 #531739, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.048
- Burgundy #610023 ΔE 0.049
- Deep Violet #490648 ΔE 0.053
- Plum Purple #4E0550 ΔE 0.058
- Eggplant Purple #430541 ΔE 0.059
- Aubergine #3D0734 ΔE 0.065
- Claret #680018 ΔE 0.068
- Dark Plum #3F012C ΔE 0.069
Use #531739 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.