#A37258
Closest named color: Mocha (#9D7651). oklch(59.6% 0.073 48.8), rgb(163, 114, 88).
Aa
Black text reads best on this color (5.10:1).
About this color
#A37258 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.073 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Mocha (#9D7651), ΔE 0.019 away. Black text reads best on it, at 5.10:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Mocha (#9D7651) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #A37258 |
| RGB | rgb(163, 114, 88) |
| HSL | hsl(21, 30%, 49%) |
| OKLCH | oklch(59.6% 0.073 48.8) |
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 #A37258 | 4.11:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #A37258 | 5.10:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #A37258 text on white | 4.11:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #A37258 text on black | 5.10:1 | AA | Lc -33.5 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E5D6CE
oklch(88.6% 0.02 50.1)
-
Step 300
300
#D5BAAD
oklch(80.8% 0.036 47.3)
-
Step 400
400
#BF9782
oklch(70.8% 0.057 49.1)
-
Step 500
500 (this color)
#A37258
oklch(59.6% 0.073 48.8)
-
Step 600
600
#996549
oklch(55.6% 0.079 48.9)
-
Step 700
700
#83543A
oklch(49.2% 0.074 49.3)
-
Step 800
800
#6A4530
oklch(42.7% 0.061 50.1)
-
Step 900
900
#563A2B
oklch(37.7% 0.047 49)
-
Step 950
950
#332219
oklch(27% 0.031 48.9)
#A37258 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) | #7F7756 | 0.061 |
| Deuteranopia (no green cones) | #8B8158 | 0.055 |
| Tritanopia (no blue cones) | #AF696B | 0.046 |
| Achromatopsia (no color) | #7D7D7D | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37258
#A37258
oklch(59.6% 0.073 48.8)
- #4D88A2
#4D88A2
oklch(59.7% 0.073 228.4)
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 #A37258, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mocha #9D7651 ΔE 0.019
- Pinkish Brown #B17261 ΔE 0.028
- Reddish Grey #997570 ΔE 0.034
- Clay #B66A50 ΔE 0.036
- Puce #A57E52 ΔE 0.036
- Clay Brown #B2713D ΔE 0.038
- Earth #A2653E ΔE 0.038
- Tan Brown #AB7E4C ΔE 0.043
Use #A37258 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.