#A37530
Closest named color: Leather (#AC7434). oklch(59.6% 0.103 74.3), rgb(163, 117, 48).
Aa
Black text reads best on this color (5.14:1).
About this color
#A37530 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.103 and its hue 74°. Its hue sits on the warm side of the wheel. The nearest named color is Leather (#AC7434), ΔE 0.017 away. Black text reads best on it, at 5.14:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Leather (#AC7434) |
| Black text | 5.14:1 |
| White text | 4.08:1 |
Values
| HEX | #A37530 |
| RGB | rgb(163, 117, 48) |
| HSL | hsl(36, 55%, 41%) |
| OKLCH | oklch(59.6% 0.103 74.3) |
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 #A37530 | 4.08:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #A37530 | 5.14:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #A37530 text on white | 4.08:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #A37530 text on black | 5.14:1 | AA | Lc -33.8 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E9DF
oklch(93.7% 0.015 77.1)
-
Step 200
200
#E4D7C5
oklch(88.5% 0.028 76.2)
-
Step 300
300
#D4BC9D
oklch(80.8% 0.05 74.1)
-
Step 400
400
#BF9967
oklch(70.7% 0.081 73.5)
-
Step 500
500 (this color)
#A37530
oklch(59.6% 0.103 74.3)
-
Step 600
600
#996813
oklch(55.6% 0.111 74.5)
-
Step 700
700
#835601
oklch(49.1% 0.104 73.9)
-
Step 800
800
#6A4709
oklch(42.7% 0.086 74.9)
-
Step 900
900
#563C13
oklch(37.7% 0.067 75.2)
-
Step 950
950
#33230D
oklch(27% 0.042 73)
#A37530 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) | #867728 | 0.051 |
| Deuteranopia (no green cones) | #908232 | 0.045 |
| Tritanopia (no blue cones) | #B16966 | 0.086 |
| Achromatopsia (no color) | #7E7E7E | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37530
#A37530
oklch(59.6% 0.103 74.3)
- #5281BB
#5281BB
oklch(59.5% 0.103 254.4)
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 #A37530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leather #AC7434 ΔE 0.017
- Caramel #AF6F09 ΔE 0.027
- Bronze #A87900 ΔE 0.029
- Clay Brown #B2713D ΔE 0.033
- Mocha #9D7651 ΔE 0.035
- Tan Brown #AB7E4C ΔE 0.036
- Coffee #A6814C ΔE 0.037
- Puce #A57E52 ΔE 0.037
Use #A37530 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.