#B37D2B
Closest named color: Golden Brown (#B27A01). oklch(63% 0.116 73.5), rgb(179, 125, 43).
Aa
Black text reads best on this color (5.88:1).
About this color
#B37D2B is a medium-light, moderately saturated orange. In OKLCH its lightness is 63%, its chroma 0.116 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Golden Brown (#B27A01), ΔE 0.018 away. Black text reads best on it, at 5.88:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Golden Brown (#B27A01) |
| Black text | 5.88:1 |
| White text | 3.56:1 |
Values
| HEX | #B37D2B |
| RGB | rgb(179, 125, 43) |
| HSL | hsl(36, 61%, 44%) |
| OKLCH | oklch(63% 0.116 73.5) |
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 #B37D2B | 3.56:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #B37D2B | 5.88:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #B37D2B text on white | 3.56:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #B37D2B text on black | 5.88:1 | AA | Lc -38.6 | 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
#F9F5F0
oklch(97.2% 0.008 73.7)
-
Step 100
100
#F1E8DE
oklch(93.5% 0.017 70.5)
-
Step 200
200
#E6D6C3
oklch(88.4% 0.031 72.1)
-
Step 300
300
#D7BC99
oklch(81% 0.056 74.1)
-
Step 400
400
#C3985E
oklch(70.7% 0.091 73.7)
-
Step 500
500 (this color)
#B37D2B
oklch(63% 0.116 73.5)
-
Step 600
600
#9C6700
oklch(55.7% 0.118 73.9)
-
Step 700
700
#845600
oklch(49.2% 0.105 73.4)
-
Step 800
800
#6C4600
oklch(42.7% 0.091 73.9)
-
Step 900
900
#593A07
oklch(37.6% 0.075 73.3)
-
Step 950
950
#342208
oklch(26.8% 0.048 73)
#B37D2B 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) | #90801F | 0.061 |
| Deuteranopia (no green cones) | #9D8D2E | 0.053 |
| Tritanopia (no blue cones) | #C36F6C | 0.096 |
| Achromatopsia (no color) | #888888 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37D2B
#B37D2B
oklch(63% 0.116 73.5)
- #548CCE
#548CCE
oklch(63.1% 0.116 253.6)
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 #B37D2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Golden Brown #B27A01 ΔE 0.018
- Mustard Brown #AC7E04 ΔE 0.024
- Bronze #A87900 ΔE 0.030
- Leather #AC7434 ΔE 0.030
- Tan Brown #AB7E4C ΔE 0.031
- Dark Tan #AF884A ΔE 0.032
- Dark Goldenrod #B8860B ΔE 0.032
- Coffee #A6814C ΔE 0.033
Use #B37D2B 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.