#A37513
Closest named color: Bronze (#A87900). oklch(59.4% 0.118 79.7), rgb(163, 117, 19).
Aa
Black text reads best on this color (5.11:1).
About this color
#A37513 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.118 and its hue 80°. Its hue sits on the warm side of the wheel. The nearest named color is Bronze (#A87900), ΔE 0.016 away. Black text reads best on it, at 5.11:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Bronze (#A87900) |
| Black text | 5.11:1 |
| White text | 4.10:1 |
Values
| HEX | #A37513 |
| RGB | rgb(163, 117, 19) |
| HSL | hsl(41, 79%, 36%) |
| OKLCH | oklch(59.4% 0.118 79.7) |
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 #A37513 | 4.10:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #A37513 | 5.11:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #A37513 text on white | 4.10:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #A37513 text on black | 5.11:1 | AA | Lc -33.7 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#F0E9DE
oklch(93.6% 0.017 79.3)
-
Step 200
200
#E5D7C2
oklch(88.5% 0.032 78.1)
-
Step 300
300
#D5BD97
oklch(80.9% 0.058 79.1)
-
Step 400
400
#BF9A5B
oklch(70.7% 0.092 79.7)
-
Step 500
500 (this color)
#A37513
oklch(59.4% 0.118 79.7)
-
Step 600
600
#966A00
oklch(55.5% 0.115 79.9)
-
Step 700
700
#7F5900
oklch(49.2% 0.102 79.8)
-
Step 800
800
#684800
oklch(42.6% 0.088 79.5)
-
Step 900
900
#573C02
oklch(37.7% 0.077 79.5)
-
Step 950
950
#332306
oklch(26.9% 0.049 78.8)
#A37513 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) | #877600 | 0.050 |
| Deuteranopia (no green cones) | #928219 | 0.042 |
| Tritanopia (no blue cones) | #B26864 | 0.102 |
| Achromatopsia (no color) | #7D7D7D | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37513
#A37513
oklch(59.4% 0.118 79.7)
- #537EC4
#537EC4
oklch(59.4% 0.118 259.7)
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 #A37513, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bronze #A87900 ΔE 0.016
- Caramel #AF6F09 ΔE 0.024
- Leather #AC7434 ΔE 0.030
- Mustard Brown #AC7E04 ΔE 0.030
- Golden Brown #B27A01 ΔE 0.031
- Hazel #8E7618 ΔE 0.035
- Brown Orange #B96902 ΔE 0.046
- Umber #B26400 ΔE 0.046
Use #A37513 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.