#57321A
Closest named color: Chestnut (#742802). oklch(35.8% 0.065 52.2), rgb(87, 50, 26).
Aa
White text reads best on this color (11.19:1).
About this color
#57321A is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.065 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.060 away. White text reads best on it, at 11.19:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #57321A |
| RGB | rgb(87, 50, 26) |
| HSL | hsl(24, 54%, 22%) |
| OKLCH | oklch(35.8% 0.065 52.2) |
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 #57321A | 11.19:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #57321A | 1.87:1 | Fails | Lc 8.3 | Not readable |
| #57321A text on white | 11.19:1 | AAA | Lc 95.6 | Preferred for body text |
| #57321A text on black | 1.87:1 | 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
#F2E7E1
oklch(93.5% 0.014 50.8)
-
Step 200
200
#E8D5C9
oklch(88.5% 0.027 54.5)
-
Step 300
300
#DBB9A4
oklch(81% 0.049 53.5)
-
Step 400
400
#C89373
oklch(70.7% 0.078 52.2)
-
Step 500
500
#B9784E
oklch(63.2% 0.1 52.9)
-
Step 600
600
#A45F32
oklch(55.5% 0.108 51.8)
-
Step 700
700
#8D4E24
oklch(49.1% 0.101 51.7)
-
Step 800
800
#72411F
oklch(42.8% 0.083 53.2)
-
Step 900
900 (this color)
#57321A
oklch(35.8% 0.065 52.2)
-
Step 950
950
#362013
oklch(26.9% 0.041 50.9)
#57321A 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) | #3D3618 | 0.052 |
| Deuteranopia (no green cones) | #453E1A | 0.048 |
| Tritanopia (no blue cones) | #5F2B2C | 0.040 |
| Achromatopsia (no color) | #3B3B3B | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57321A
#57321A
oklch(35.8% 0.065 52.2)
- #0F4259
#0F4259
oklch(35.8% 0.065 232.8)
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 #57321A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.060
- Purple Brown #673A3F ΔE 0.064
- Mud Brown #60460F ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.073
- Reddy Brown #6E1005 ΔE 0.073
- Dark Olive #373E02 ΔE 0.078
- Onyx #343A40 ΔE 0.079
- Pakistan Green #283618 ΔE 0.087
Use #57321A 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.