#573100
Closest named color: Chestnut (#742802). oklch(35.3% 0.079 65), rgb(87, 49, 0).
Aa
White text reads best on this color (11.38:1).
About this color
#573100 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.079 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.062 away. White text reads best on it, at 11.38:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.84:1 |
| White text | 11.38:1 |
Values
| HEX | #573100 |
| RGB | rgb(87, 49, 0) |
| HSL | hsl(34, 100%, 17%) |
| OKLCH | oklch(35.3% 0.079 65) |
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 #573100 | 11.38:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #573100 | 1.84:1 | Fails | Lc 8.0 | Not readable |
| #573100 text on white | 11.38:1 | AAA | Lc 95.9 | Preferred for body text |
| #573100 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DE
oklch(93.6% 0.017 67.6)
-
Step 200
200
#E9D5C3
oklch(88.5% 0.033 64.4)
-
Step 300
300
#DCB999
oklch(80.8% 0.059 64.3)
-
Step 400
400
#CA945F
oklch(70.7% 0.095 64.7)
-
Step 500
500
#BB782D
oklch(63% 0.121 64.9)
-
Step 600
600
#A46100
oklch(55.6% 0.125 64.9)
-
Step 700
700
#8A5100
oklch(49% 0.11 65.1)
-
Step 800
800
#724200
oklch(42.7% 0.096 65.1)
-
Step 900
900 (this color)
#573100
oklch(35.3% 0.079 65)
-
Step 950
950
#372108
oklch(27.1% 0.05 66)
#573100 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) | #3D3500 | 0.052 |
| Deuteranopia (no green cones) | #463D01 | 0.046 |
| Tritanopia (no blue cones) | #602828 | 0.059 |
| Achromatopsia (no color) | #3A3A3A | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573100
#573100
oklch(35.3% 0.079 65)
- #0D3F62
#0D3F62
oklch(35.5% 0.079 244.6)
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 #573100, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.062
- Mud Brown #60460F ΔE 0.063
- Dark Olive #373E02 ΔE 0.069
- Reddy Brown #6E1005 ΔE 0.077
- Purple Brown #673A3F ΔE 0.082
- Green Brown #544E03 ΔE 0.085
- Pakistan Green #283618 ΔE 0.085
- Chocolate Brown #411900 ΔE 0.086
Use #573100 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.