#B7731E
Closest named color: Caramel (#AF6F09). oklch(61.5% 0.126 66), rgb(183, 115, 30).
Aa
Black text reads best on this color (5.48:1).
About this color
#B7731E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 62%, its chroma 0.126 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Caramel (#AF6F09), ΔE 0.020 away. Black text reads best on it, at 5.48:1.
| Hue family | Browns |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Caramel (#AF6F09) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #B7731E |
| RGB | rgb(183, 115, 30) |
| HSL | hsl(33, 72%, 42%) |
| OKLCH | oklch(61.5% 0.126 66) |
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 #B7731E | 3.82:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #B7731E | 5.48:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #B7731E text on white | 3.82:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #B7731E text on black | 5.48:1 | AA | Lc -36.2 | 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DE
oklch(93.6% 0.017 67.6)
-
Step 200
200
#E9D5C2
oklch(88.4% 0.034 65.9)
-
Step 300
300
#DDB997
oklch(80.9% 0.062 65.1)
-
Step 400
400
#CB945B
oklch(70.8% 0.099 66)
-
Step 500
500 (this color)
#B7731E
oklch(61.5% 0.126 66)
-
Step 600
600
#A36200
oklch(55.6% 0.124 66.2)
-
Step 700
700
#8A5200
oklch(49.2% 0.11 66)
-
Step 800
800
#714200
oklch(42.6% 0.095 65.8)
-
Step 900
900
#5E3702
oklch(37.6% 0.082 66.4)
-
Step 950
950
#372106
oklch(27% 0.052 67.8)
#B7731E 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) | #89790C | 0.082 |
| Deuteranopia (no green cones) | #998920 | 0.073 |
| Tritanopia (no blue cones) | #C86363 | 0.097 |
| Achromatopsia (no color) | #828282 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7731E
#B7731E
oklch(61.5% 0.126 66)
- #398ACB
#398ACB
oklch(61.4% 0.126 246.2)
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 #B7731E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Caramel #AF6F09 ΔE 0.020
- Tiger's Eye #BC6C25 ΔE 0.021
- Leather #AC7434 ΔE 0.022
- Brown Orange #B96902 ΔE 0.023
- Golden Brown #B27A01 ΔE 0.025
- Clay Brown #B2713D ΔE 0.027
- Orange Brown #BE6400 ΔE 0.034
- Bronze #A87900 ΔE 0.034
Use #B7731E 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.