#B56511
Closest named color: Umber (#B26400). oklch(58.7% 0.134 58.8), rgb(181, 101, 17).
Aa
Black text reads best on this color (4.83:1).
About this color
#B56511 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.134 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Umber (#B26400), ΔE 0.008 away. Black text reads best on it, at 4.83:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Umber (#B26400) |
| Black text | 4.83:1 |
| White text | 4.34:1 |
Values
| HEX | #B56511 |
| RGB | rgb(181, 101, 17) |
| HSL | hsl(31, 83%, 39%) |
| OKLCH | oklch(58.7% 0.134 58.8) |
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 #B56511 | 4.34:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B56511 | 4.83:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #B56511 text on white | 4.34:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B56511 text on black | 4.83:1 | AA | Lc -32.0 | 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 600.
-
Step 50
50
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F3E7DF
oklch(93.5% 0.017 56.2)
-
Step 200
200
#EBD4C4
oklch(88.5% 0.034 57.1)
-
Step 300
300
#DFB89A
oklch(80.9% 0.061 59.3)
-
Step 400
400
#CE9262
oklch(70.8% 0.097 59)
-
Step 500
500
#C07533
oklch(63.2% 0.123 58.7)
-
Step 600
600 (this color)
#B56511
oklch(58.7% 0.134 58.8)
-
Step 700
700
#904D00
oklch(49.1% 0.117 58.7)
-
Step 800
800
#773E00
oklch(42.7% 0.102 58.2)
-
Step 900
900
#60350D
oklch(37.6% 0.08 58.4)
-
Step 950
950
#39200A
oklch(27.2% 0.051 59.2)
#B56511 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) | #7D6E00 | 0.102 |
| Deuteranopia (no green cones) | #908011 | 0.091 |
| Tritanopia (no blue cones) | #C75356 | 0.092 |
| Achromatopsia (no color) | #797979 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B56511
#B56511
oklch(58.7% 0.134 58.8)
- #0085C1
#0085C1
oklch(58.6% 0.132 238.8)
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 #B56511, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Umber #B26400 ΔE 0.008
- Copper #B66325 ΔE 0.014
- Brown Orange #B96902 ΔE 0.014
- Orangey Brown #B16002 ΔE 0.015
- Orange Brown #BE6400 ΔE 0.016
- Tiger's Eye #BC6C25 ΔE 0.023
- Caramel #AF6F09 ΔE 0.027
- Raw Umber #A75E09 ΔE 0.033
Use #B56511 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.