#531B0D
Closest named color: Chocolate Brown (#411900). oklch(30.8% 0.087 35.1), rgb(83, 27, 13).
Aa
White text reads best on this color (13.72:1).
About this color
#531B0D is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.087 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.046 away. White text reads best on it, at 13.72:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.53:1 |
| White text | 13.72:1 |
Values
| HEX | #531B0D |
| RGB | rgb(83, 27, 13) |
| HSL | hsl(12, 73%, 19%) |
| OKLCH | oklch(30.8% 0.087 35.1) |
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 #531B0D | 13.72:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #531B0D | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #531B0D text on white | 13.72:1 | AAA | Lc 99.7 | Preferred for body text |
| #531B0D text on black | 1.53:1 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCCC0
oklch(88.4% 0.057 34.4)
-
Step 300
300
#FBA993
oklch(80.9% 0.102 35.7)
-
Step 400
400
#F57555
oklch(70.7% 0.165 35.2)
-
Step 500
500
#ED4615
oklch(63.1% 0.211 35.2)
-
Step 600
600
#CC3400
oklch(55.7% 0.195 35.1)
-
Step 700
700
#AC2A00
oklch(49% 0.172 35)
-
Step 800
800
#8E2100
oklch(42.6% 0.149 35.1)
-
Step 900
900
#781B00
oklch(37.8% 0.132 35.3)
-
Step 950
950 (this color)
#531B0D
oklch(30.8% 0.087 35.1)
#531B0D 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) | #2B250B | 0.088 |
| Deuteranopia (no green cones) | #39320B | 0.081 |
| Tritanopia (no blue cones) | #5C0D18 | 0.035 |
| Achromatopsia (no color) | #2D2D2D | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531B0D
#531B0D
oklch(30.8% 0.087 35.1)
- #003641
#003641
oklch(30.7% 0.055 216.2)
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 #531B0D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.046
- Mahogany #4A0100 ΔE 0.054
- Claret #680018 ΔE 0.057
- Reddy Brown #6E1005 ΔE 0.059
- Burgundy #610023 ΔE 0.061
- Deep Brown #410200 ΔE 0.070
- Dark Brown #341C02 ΔE 0.072
- Blood #770001 ΔE 0.078
Use #531B0D 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.