#B36221
Closest named color: Copper (#B66325). oklch(58% 0.129 54.5), rgb(179, 98, 33).
Aa
Black text reads best on this color (4.68:1).
About this color
#B36221 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.129 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.007 away. Black text reads best on it, at 4.68:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #B36221 |
| RGB | rgb(179, 98, 33) |
| HSL | hsl(27, 69%, 42%) |
| OKLCH | oklch(58% 0.129 54.5) |
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 #B36221 | 4.48:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #B36221 | 4.68:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #B36221 text on white | 4.48:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #B36221 text on black | 4.68:1 | AA | Lc -31.0 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E0
oklch(93.6% 0.016 52.6)
-
Step 200
200
#EBD4C6
oklch(88.5% 0.032 53.5)
-
Step 300
300
#DFB79E
oklch(80.8% 0.058 53.7)
-
Step 400
400
#CE9168
oklch(70.7% 0.093 54.5)
-
Step 500
500
#C0743D
oklch(63.1% 0.119 54.5)
-
Step 600
600 (this color)
#B36221
oklch(58% 0.129 54.5)
-
Step 700
700
#934A06
oklch(49.1% 0.12 54.2)
-
Step 800
800
#773D0C
oklch(42.6% 0.099 54.3)
-
Step 900
900
#603514
oklch(37.7% 0.077 54.9)
-
Step 950
950
#391F0D
oklch(27% 0.05 53.6)
#B36221 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) | #7A6C17 | 0.104 |
| Deuteranopia (no green cones) | #8D7E20 | 0.094 |
| Tritanopia (no blue cones) | #C45055 | 0.084 |
| Achromatopsia (no color) | #777777 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B36221
#B36221
oklch(58% 0.129 54.5)
- #0084B7
#0084B7
oklch(57.9% 0.122 234.6)
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 #B36221, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.007
- Orangey Brown #B16002 ΔE 0.014
- Umber #B26400 ΔE 0.016
- Orange Brown #BE6400 ΔE 0.024
- Brown Orange #B96902 ΔE 0.027
- Raw Umber #A75E09 ΔE 0.028
- Tiger's Eye #BC6C25 ΔE 0.031
- Burnt Siena #B75203 ΔE 0.034
Use #B36221 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.