#A36D37
Closest named color: Earth (#A2653E). oklch(58.1% 0.098 63.7), rgb(163, 109, 55).
Aa
Black text reads best on this color (4.79:1).
About this color
#A36D37 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.098 and its hue 64°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.025 away. Black text reads best on it, at 4.79:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.79:1 |
| White text | 4.37:1 |
Values
| HEX | #A36D37 |
| RGB | rgb(163, 109, 55) |
| HSL | hsl(30, 50%, 43%) |
| OKLCH | oklch(58.1% 0.098 63.7) |
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 #A36D37 | 4.37:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #A36D37 | 4.79:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #A36D37 text on white | 4.37:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #A36D37 text on black | 4.79:1 | AA | Lc -31.5 | 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 600.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E8E1
oklch(93.5% 0.013 63.9)
-
Step 200
200
#E5D6C9
oklch(88.5% 0.024 63.5)
-
Step 300
300
#D6BBA4
oklch(80.9% 0.044 62.6)
-
Step 400
400
#C09872
oklch(70.8% 0.071 64.8)
-
Step 500
500
#B07D4D
oklch(63.1% 0.09 63.2)
-
Step 600
600 (this color)
#A36D37
oklch(58.1% 0.098 63.7)
-
Step 700
700
#845422
oklch(49% 0.091 63.6)
-
Step 800
800
#6C451E
oklch(42.7% 0.076 63.1)
-
Step 900
900
#573A1E
oklch(37.5% 0.059 63.4)
-
Step 950
950
#332212
oklch(26.9% 0.037 63.4)
#A36D37 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) | #7E7132 | 0.065 |
| Deuteranopia (no green cones) | #8B7E38 | 0.059 |
| Tritanopia (no blue cones) | #B16161 | 0.074 |
| Achromatopsia (no color) | #797979 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A36D37
#A36D37
oklch(58.1% 0.098 63.7)
- #4281B0
#4281B0
oklch(58.2% 0.097 243.1)
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 #A36D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.025
- Leather #AC7434 ΔE 0.026
- Clay Brown #B2713D ΔE 0.030
- Mocha #9D7651 ΔE 0.031
- Caramel #AF6F09 ΔE 0.035
- Umber #B26400 ΔE 0.037
- Copper #B66325 ΔE 0.038
- Raw Umber #A75E09 ΔE 0.039
Use #A36D37 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.