#52570B
Closest named color: Army Green (#4B5D16). oklch(43.8% 0.093 113.6), rgb(82, 87, 11).
Aa
White text reads best on this color (7.70:1).
About this color
#52570B is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.093 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.019 away. White text reads best on it, at 7.70:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #52570B |
| RGB | rgb(82, 87, 11) |
| HSL | hsl(64, 78%, 19%) |
| OKLCH | oklch(43.8% 0.093 113.6) |
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 #52570B | 7.70:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #52570B | 2.72:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #52570B text on white | 7.70:1 | AAA | Lc 86.6 | Fine for body text |
| #52570B text on black | 2.72:1 | Fails | Lc -15.4 | Dividers and decoration only |
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 800.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D8DCC5
oklch(88.5% 0.031 115)
-
Step 300
300
#C0C59D
oklch(80.9% 0.054 113.4)
-
Step 400
400
#A0A766
oklch(70.7% 0.088 113.7)
-
Step 500
500
#89913A
oklch(63.2% 0.111 114)
-
Step 600
600
#737A0D
oklch(55.5% 0.12 113.8)
-
Step 700
700
#616700
oklch(49.2% 0.11 113.7)
-
Step 800
800 (this color)
#52570B
oklch(43.8% 0.093 113.6)
-
Step 900
900
#414512
oklch(37.5% 0.071 113.7)
-
Step 950
950
#26290C
oklch(27% 0.046 114.5)
#52570B 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) | #5E5200 | 0.023 |
| Deuteranopia (no green cones) | #5E5413 | 0.023 |
| Tritanopia (no blue cones) | #585149 | 0.082 |
| Achromatopsia (no color) | #535353 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52570B
#52570B
oklch(43.8% 0.093 113.6)
- #554780
#554780
oklch(43.9% 0.092 293.5)
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 #52570B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.019
- Green Brown #544E03 ΔE 0.026
- Olive Brown #645403 ΔE 0.030
- Camouflage Green #4B6113 ΔE 0.030
- Camo Green #526525 ΔE 0.042
- Navy Green #35530A ΔE 0.046
- Greeny Brown #696006 ΔE 0.049
- Mud Green #606602 ΔE 0.053
Use #52570B 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.