#B36721
Closest named color: Copper (#B66325). oklch(58.8% 0.126 58.1), rgb(179, 103, 33).
Aa
Black text reads best on this color (4.87:1).
About this color
#B36721 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.126 and its hue 58°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.012 away. Black text reads best on it, at 4.87:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.87:1 |
| White text | 4.30:1 |
Values
| HEX | #B36721 |
| RGB | rgb(179, 103, 33) |
| HSL | hsl(29, 69%, 42%) |
| OKLCH | oklch(58.8% 0.126 58.1) |
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 #B36721 | 4.30:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #B36721 | 4.87:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #B36721 text on white | 4.30:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #B36721 text on black | 4.87:1 | AA | Lc -32.3 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7DF
oklch(93.5% 0.017 56.2)
-
Step 200
200
#EAD5C5
oklch(88.6% 0.032 59.7)
-
Step 300
300
#DDB89D
oklch(80.8% 0.056 58)
-
Step 400
400
#CB9267
oklch(70.6% 0.09 57.7)
-
Step 500
500
#BD763B
oklch(63.1% 0.116 58)
-
Step 600
600 (this color)
#B36721
oklch(58.8% 0.126 58.1)
-
Step 700
700
#904D01
oklch(49.1% 0.116 58.6)
-
Step 800
800
#753F09
oklch(42.6% 0.097 58.1)
-
Step 900
900
#5F3613
oklch(37.7% 0.076 57.6)
-
Step 950
950
#38200D
oklch(27% 0.048 57.2)
#B36721 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) | #7E6F15 | 0.096 |
| Deuteranopia (no green cones) | #908121 | 0.087 |
| Tritanopia (no blue cones) | #C45659 | 0.087 |
| Achromatopsia (no color) | #7A7A7A | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B36721
#B36721
oklch(58.8% 0.126 58.1)
- #1286BE
#1286BE
oklch(58.9% 0.126 237.7)
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 #B36721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.012
- Umber #B26400 ΔE 0.014
- Brown Orange #B96902 ΔE 0.018
- Orangey Brown #B16002 ΔE 0.019
- Orange Brown #BE6400 ΔE 0.021
- Tiger's Eye #BC6C25 ΔE 0.022
- Caramel #AF6F09 ΔE 0.026
- Clay Brown #B2713D ΔE 0.028
Use #B36721 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.