#57240D
Closest named color: Reddy Brown (#6E1005). oklch(33% 0.083 42.7), rgb(87, 36, 13).
Aa
White text reads best on this color (12.62:1).
About this color
#57240D is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.083 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.054 away. White text reads best on it, at 12.62:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.66:1 |
| White text | 12.62:1 |
Values
| HEX | #57240D |
| RGB | rgb(87, 36, 13) |
| HSL | hsl(19, 74%, 20%) |
| OKLCH | oklch(33% 0.083 42.7) |
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 #57240D | 12.62:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #57240D | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #57240D text on white | 12.62:1 | AAA | Lc 98.1 | Preferred for body text |
| #57240D 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED2C7
oklch(88.4% 0.035 42.7)
-
Step 300
300
#E4B4A1
oklch(80.8% 0.062 42.6)
-
Step 400
400
#D58C6E
oklch(70.7% 0.099 43.1)
-
Step 500
500
#C86D47
oklch(63.1% 0.127 42.7)
-
Step 600
600
#B45327
oklch(55.7% 0.138 42.9)
-
Step 700
700
#9A431A
oklch(49.1% 0.128 43)
-
Step 800
800
#7D3718
oklch(42.6% 0.106 42.5)
-
Step 900
900 (this color)
#57240D
oklch(33% 0.083 42.7)
-
Step 950
950
#3B1D10
oklch(26.9% 0.052 43.5)
#57240D 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) | #322C0A | 0.079 |
| Deuteranopia (no green cones) | #3F370C | 0.070 |
| Tritanopia (no blue cones) | #60191F | 0.041 |
| Achromatopsia (no color) | #333333 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57240D
#57240D
oklch(33% 0.083 42.7)
- #003C4C
#003C4C
oklch(33% 0.061 222.4)
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 #57240D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.054
- Chocolate Brown #411900 ΔE 0.062
- Claret #680018 ΔE 0.065
- Chestnut #742802 ΔE 0.065
- Burgundy #610023 ΔE 0.074
- Blood #770001 ΔE 0.074
- Mahogany #4A0100 ΔE 0.078
- Dark Brown #341C02 ΔE 0.085
Use #57240D 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.