#B66835
Closest named color: Copper (#B66325). oklch(59.6% 0.119 51.6), rgb(182, 104, 53).
Aa
Black text reads best on this color (5.02:1).
About this color
#B66835 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.119 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.015 away. Black text reads best on it, at 5.02:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 5.02:1 |
| White text | 4.18:1 |
Values
| HEX | #B66835 |
| RGB | rgb(182, 104, 53) |
| HSL | hsl(24, 55%, 46%) |
| OKLCH | oklch(59.6% 0.119 51.6) |
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 #B66835 | 4.18:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #B66835 | 5.02:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #B66835 text on white | 4.18:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #B66835 text on black | 5.02:1 | AA | Lc -33.2 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD4C6
oklch(88.6% 0.033 52.3)
-
Step 300
300
#E0B79F
oklch(81% 0.058 52)
-
Step 400
400
#CF906A
oklch(70.7% 0.093 51.8)
-
Step 500
500 (this color)
#B66835
oklch(59.6% 0.119 51.6)
-
Step 600
600
#AD591C
oklch(55.5% 0.13 51.5)
-
Step 700
700
#94490D
oklch(49.1% 0.12 52)
-
Step 800
800
#793C10
oklch(42.7% 0.101 51.3)
-
Step 900
900
#613416
oklch(37.6% 0.077 51.7)
-
Step 950
950
#391F0E
oklch(27% 0.049 52.4)
#B66835 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) | #7E712F | 0.100 |
| Deuteranopia (no green cones) | #918334 | 0.091 |
| Tritanopia (no blue cones) | #C7585D | 0.075 |
| Achromatopsia (no color) | #7C7C7C | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66835
#B66835
oklch(59.6% 0.119 51.6)
- #088AB9
#088AB9
oklch(59.5% 0.119 231.7)
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 #B66835, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.015
- Clay Brown #B2713D ΔE 0.021
- Tiger's Eye #BC6C25 ΔE 0.021
- Adobe #BD6C48 ΔE 0.025
- Orange Brown #BE6400 ΔE 0.028
- Clay #B66A50 ΔE 0.029
- Brown Orange #B96902 ΔE 0.029
- Umber #B26400 ΔE 0.030
Use #B66835 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.