#57270B
Closest named color: Reddy Brown (#6E1005). oklch(33.5% 0.081 47.2), rgb(87, 39, 11).
Aa
White text reads best on this color (12.35:1).
About this color
#57270B is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.081 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.058 away. White text reads best on it, at 12.35:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.70:1 |
| White text | 12.35:1 |
Values
| HEX | #57270B |
| RGB | rgb(87, 39, 11) |
| HSL | hsl(22, 78%, 19%) |
| OKLCH | oklch(33.5% 0.081 47.2) |
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 #57270B | 12.35:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #57270B | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #57270B text on white | 12.35:1 | AAA | Lc 97.7 | Preferred for body text |
| #57270B text on black | 1.70:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EDD3C7
oklch(88.5% 0.033 46.4)
-
Step 300
300
#E2B5A0
oklch(80.8% 0.06 46.3)
-
Step 400
400
#D38E6B
oklch(70.8% 0.097 47.6)
-
Step 500
500
#C57043
oklch(63.1% 0.123 47.4)
-
Step 600
600
#B15621
oklch(55.7% 0.135 47.1)
-
Step 700
700
#984512
oklch(49.1% 0.126 46.9)
-
Step 800
800
#7B3A13
oklch(42.7% 0.103 47.6)
-
Step 900
900 (this color)
#57270B
oklch(33.5% 0.081 47.2)
-
Step 950
950
#3A1E0F
oklch(27% 0.05 47.8)
#57270B 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) | #352E07 | 0.072 |
| Deuteranopia (no green cones) | #40390A | 0.067 |
| Tritanopia (no blue cones) | #601C21 | 0.046 |
| Achromatopsia (no color) | #353535 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57270B
#57270B
oklch(33.5% 0.081 47.2)
- #003D50
#003D50
oklch(33.5% 0.064 226.2)
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 #57270B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.058
- Chestnut #742802 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.066
- Claret #680018 ΔE 0.072
- Blood #770001 ΔE 0.078
- Burgundy #610023 ΔE 0.082
- Purple Brown #673A3F ΔE 0.084
- Mahogany #4A0100 ΔE 0.085
Use #57270B 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.