#57320D
Closest named color: Chestnut (#742802). oklch(35.6% 0.073 61), rgb(87, 50, 13).
Aa
White text reads best on this color (11.24:1).
About this color
#57320D is a dark, moderately saturated brown. In OKLCH its lightness is 36%, its chroma 0.073 and its hue 61°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.061 away. White text reads best on it, at 11.24:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.86:1 |
| White text | 11.24:1 |
Values
| HEX | #57320D |
| RGB | rgb(87, 50, 13) |
| HSL | hsl(30, 74%, 20%) |
| OKLCH | oklch(35.6% 0.073 61) |
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 #57320D | 11.24:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #57320D | 1.86:1 | Fails | Lc 8.2 | Not readable |
| #57320D text on white | 11.24:1 | AAA | Lc 95.7 | Preferred for body text |
| #57320D text on black | 1.86:1 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E0
oklch(93.7% 0.015 61.3)
-
Step 200
200
#E9D5C6
oklch(88.5% 0.03 59.3)
-
Step 300
300
#DBB99E
oklch(80.8% 0.054 60.4)
-
Step 400
400
#C99468
oklch(70.7% 0.087 60.4)
-
Step 500
500
#BA783C
oklch(63.1% 0.112 60.7)
-
Step 600
600
#A56015
oklch(55.6% 0.121 61.1)
-
Step 700
700
#8D4F04
oklch(49.1% 0.112 61.2)
-
Step 800
800
#73410B
oklch(42.7% 0.093 60.9)
-
Step 900
900 (this color)
#57320D
oklch(35.6% 0.073 61)
-
Step 950
950
#37210D
oklch(27.1% 0.046 61)
#57320D 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) | #3D3608 | 0.053 |
| Deuteranopia (no green cones) | #463E0D | 0.047 |
| Tritanopia (no blue cones) | #602A2B | 0.053 |
| Achromatopsia (no color) | #3B3B3B | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57320D
#57320D
oklch(35.6% 0.073 61)
- #0F405E
#0F405E
oklch(35.5% 0.072 240.8)
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 #57320D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.061
- Mud Brown #60460F ΔE 0.062
- Dark Olive #373E02 ΔE 0.071
- Purple Brown #673A3F ΔE 0.074
- Reddy Brown #6E1005 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.080
- Pakistan Green #283618 ΔE 0.085
- Green Brown #544E03 ΔE 0.085
Use #57320D 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.