#57301D
Closest named color: Chestnut (#742802). oklch(35.4% 0.065 46), rgb(87, 48, 29).
Aa
White text reads best on this color (11.37:1).
About this color
#57301D is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.065 and its hue 46°. 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 11.37:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.84:1 |
| White text | 11.37:1 |
Values
| HEX | #57301D |
| RGB | rgb(87, 48, 29) |
| HSL | hsl(20, 50%, 23%) |
| OKLCH | oklch(35.4% 0.065 46) |
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 #57301D | 11.37:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #57301D | 1.84:1 | Fails | Lc 7.9 | Not readable |
| #57301D text on white | 11.37:1 | AAA | Lc 96.0 | Preferred for body text |
| #57301D text on black | 1.84:1 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E2
oklch(93.5% 0.014 46.2)
-
Step 200
200
#E9D4CB
oklch(88.5% 0.027 44.7)
-
Step 300
300
#DCB8A7
oklch(81% 0.048 46.7)
-
Step 400
400
#CA9278
oklch(70.8% 0.077 45.9)
-
Step 500
500
#BB7655
oklch(63.2% 0.099 46)
-
Step 600
600
#A65D39
oklch(55.5% 0.108 46)
-
Step 700
700
#8E4C2C
oklch(49% 0.1 45.4)
-
Step 800
800
#743F25
oklch(42.8% 0.083 45.8)
-
Step 900
900 (this color)
#57301D
oklch(35.4% 0.065 46)
-
Step 950
950
#372015
oklch(27% 0.041 46.1)
#57301D 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) | #3B351B | 0.056 |
| Deuteranopia (no green cones) | #443D1D | 0.051 |
| Tritanopia (no blue cones) | #5F292B | 0.036 |
| Achromatopsia (no color) | #3A3A3A | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57301D
#57301D
oklch(35.4% 0.065 46)
- #064255
#064255
oklch(35.4% 0.064 225.8)
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 #57301D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.061
- Purple Brown #673A3F ΔE 0.062
- Reddy Brown #6E1005 ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.073
- Mud Brown #60460F ΔE 0.073
- Onyx #343A40 ΔE 0.078
- Dark Olive #373E02 ΔE 0.084
- Claret #680018 ΔE 0.084
Use #57301D 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.