#A37B52
Closest named color: Puce (#A57E52). oklch(61.3% 0.075 66.3), rgb(163, 123, 82).
Aa
Black text reads best on this color (5.51:1).
About this color
#A37B52 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 61%, its chroma 0.075 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Puce (#A57E52), ΔE 0.009 away. Black text reads best on it, at 5.51:1.
| Hue family | Browns |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Puce (#A57E52) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #A37B52 |
| RGB | rgb(163, 123, 82) |
| HSL | hsl(30, 33%, 48%) |
| OKLCH | oklch(61.3% 0.075 66.3) |
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 #A37B52 | 3.80:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #A37B52 | 5.51:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #A37B52 text on white | 3.80:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #A37B52 text on black | 5.51:1 | AA | Lc -36.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE9E3
oklch(93.7% 0.01 67.7)
-
Step 200
200
#E3D7CB
oklch(88.6% 0.021 67.6)
-
Step 300
300
#D2BCA8
oklch(80.8% 0.037 64.6)
-
Step 400
400
#BA9A7A
oklch(70.7% 0.058 66.6)
-
Step 500
500 (this color)
#A37B52
oklch(61.3% 0.075 66.3)
-
Step 600
600
#94693C
oklch(55.5% 0.082 66)
-
Step 700
700
#7E582E
oklch(49.2% 0.077 67.1)
-
Step 800
800
#664827
oklch(42.7% 0.063 67.4)
-
Step 900
900
#533C24
oklch(37.6% 0.049 66.6)
-
Step 950
950
#312316
oklch(26.9% 0.031 63.8)
#A37B52 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) | #887D4F | 0.045 |
| Deuteranopia (no green cones) | #928653 | 0.039 |
| Tritanopia (no blue cones) | #AF7271 | 0.060 |
| Achromatopsia (no color) | #838383 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37B52
#A37B52
oklch(61.3% 0.075 66.3)
- #5E89AF
#5E89AF
oklch(61.4% 0.075 246.1)
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 #A37B52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Puce #A57E52 ΔE 0.009
- Mocha #9D7651 ΔE 0.018
- Tan Brown #AB7E4C ΔE 0.018
- Coffee #A6814C ΔE 0.021
- Light Brown #AD8150 ΔE 0.025
- Leather #AC7434 ΔE 0.032
- Clay Brown #B2713D ΔE 0.034
- Brown Grey #8D8468 ΔE 0.042
Use #A37B52 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.