#57231C
Closest named color: Reddy Brown (#6E1005). oklch(33% 0.079 29.7), rgb(87, 35, 28).
Aa
White text reads best on this color (12.63:1).
About this color
#57231C is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.079 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.053 away. White text reads best on it, at 12.63:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #57231C |
| RGB | rgb(87, 35, 28) |
| HSL | hsl(7, 51%, 23%) |
| OKLCH | oklch(33% 0.079 29.7) |
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 #57231C | 12.63:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #57231C | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #57231C text on white | 12.63:1 | AAA | Lc 98.2 | Preferred for body text |
| #57231C text on black | 1.66:1 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CD
oklch(88.6% 0.032 29.8)
-
Step 300
300
#E4B3AA
oklch(80.9% 0.059 30.4)
-
Step 400
400
#D58A7E
oklch(70.7% 0.094 29.5)
-
Step 500
500
#C86B5D
oklch(63.1% 0.121 29.8)
-
Step 600
600
#B35143
oklch(55.6% 0.131 30)
-
Step 700
700
#9A4135
oklch(49.2% 0.122 29.8)
-
Step 800
800
#7D362C
oklch(42.7% 0.101 30)
-
Step 900
900 (this color)
#57231C
oklch(33% 0.079 29.7)
-
Step 950
950
#3B1C18
oklch(26.9% 0.05 28.5)
#57231C 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) | #302C1B | 0.082 |
| Deuteranopia (no green cones) | #3D371B | 0.075 |
| Tritanopia (no blue cones) | #601922 | 0.030 |
| Achromatopsia (no color) | #333333 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57231C
#57231C
oklch(33% 0.079 29.7)
- #003D45
#003D45
oklch(33% 0.057 209.2)
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 #57231C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.053
- Claret #680018 ΔE 0.056
- Burgundy #610023 ΔE 0.060
- Chocolate Brown #411900 ΔE 0.066
- Chestnut #742802 ΔE 0.070
- Blood #770001 ΔE 0.073
- Mahogany #4A0100 ΔE 0.077
- Purple Brown #673A3F ΔE 0.079
Use #57231C 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.