#531D1D
Closest named color: Burgundy (#610023). oklch(31.4% 0.081 23), rgb(83, 29, 29).
Aa
White text reads best on this color (13.45:1).
About this color
#531D1D is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.081 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.051 away. White text reads best on it, at 13.45:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.56:1 |
| White text | 13.45:1 |
Values
| HEX | #531D1D |
| RGB | rgb(83, 29, 29) |
| HSL | hsl(0, 48%, 22%) |
| OKLCH | oklch(31.4% 0.081 23) |
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 #531D1D | 13.45:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #531D1D | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #531D1D text on white | 13.45:1 | AAA | Lc 99.4 | Preferred for body text |
| #531D1D text on black | 1.56:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#F9A8A4
oklch(80.9% 0.096 22.5)
-
Step 400
400
#F17572
oklch(70.7% 0.154 23.2)
-
Step 500
500
#E8484E
oklch(63.1% 0.196 22.8)
-
Step 600
600
#D41931
oklch(55.7% 0.214 23)
-
Step 700
700
#B70024
oklch(49.2% 0.198 23)
-
Step 800
800
#940E1F
oklch(42.7% 0.164 23.1)
-
Step 900
900
#77191F
oklch(37.7% 0.128 22.8)
-
Step 950
950 (this color)
#531D1D
oklch(31.4% 0.081 23)
#531D1D 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) | #2A281D | 0.087 |
| Deuteranopia (no green cones) | #38331C | 0.080 |
| Tritanopia (no blue cones) | #5B131E | 0.024 |
| Achromatopsia (no color) | #2F2F2F | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531D1D
#531D1D
oklch(31.4% 0.081 23)
- #00393D
#00393D
oklch(31.4% 0.053 202.5)
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 #531D1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.051
- Claret #680018 ΔE 0.053
- Chocolate Brown #411900 ΔE 0.057
- Reddy Brown #6E1005 ΔE 0.061
- Mahogany #4A0100 ΔE 0.061
- Deep Brown #410200 ΔE 0.077
- Blood #770001 ΔE 0.080
- Dark Brown #341C02 ΔE 0.081
Use #531D1D 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.