#B37801
Closest named color: Golden Brown (#B27A01). oklch(61.8% 0.13 74.6), rgb(179, 120, 1).
Aa
Black text reads best on this color (5.60:1).
About this color
#B37801 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 62%, its chroma 0.130 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Golden Brown (#B27A01), ΔE 0.005 away. Black text reads best on it, at 5.60:1.
| Hue family | Browns |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.130) |
| Temperature | warm |
| Nearest name | Golden Brown (#B27A01) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #B37801 |
| RGB | rgb(179, 120, 1) |
| HSL | hsl(40, 99%, 35%) |
| OKLCH | oklch(61.8% 0.13 74.6) |
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 #B37801 | 3.74:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #B37801 | 5.60:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #B37801 text on white | 3.74:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #B37801 text on black | 5.60:1 | AA | Lc -37.0 | 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
#F9F5EF
oklch(97.2% 0.009 78.3)
-
Step 100
100
#F1E8DD
oklch(93.5% 0.018 73.1)
-
Step 200
200
#E7D6C0
oklch(88.4% 0.035 74.4)
-
Step 300
300
#D9BB93
oklch(80.8% 0.063 74.7)
-
Step 400
400
#C69754
oklch(70.7% 0.102 74.6)
-
Step 500
500 (this color)
#B37801
oklch(61.8% 0.13 74.6)
-
Step 600
600
#9B6700
oklch(55.5% 0.117 74.4)
-
Step 700
700
#835600
oklch(49.1% 0.104 74.1)
-
Step 800
800
#6C4600
oklch(42.7% 0.091 73.9)
-
Step 900
900
#5A3A00
oklch(37.7% 0.08 74.4)
-
Step 950
950
#362203
oklch(27.1% 0.054 74)
#B37801 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) | #8D7B00 | 0.065 |
| Deuteranopia (no green cones) | #9B8A0A | 0.059 |
| Tritanopia (no blue cones) | #C46866 | 0.110 |
| Achromatopsia (no color) | #848484 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37801
#B37801
oklch(61.8% 0.13 74.6)
- #4A87D2
#4A87D2
oklch(61.7% 0.131 254.7)
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 #B37801, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Golden Brown #B27A01 ΔE 0.005
- Mustard Brown #AC7E04 ΔE 0.019
- Bronze #A87900 ΔE 0.019
- Caramel #AF6F09 ΔE 0.025
- Leather #AC7434 ΔE 0.032
- Dark Goldenrod #B8860B ΔE 0.037
- Brown Orange #B96902 ΔE 0.038
- Tiger's Eye #BC6C25 ΔE 0.040
Use #B37801 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.