#B66A2B
Closest named color: Tiger's Eye (#BC6C25). oklch(59.8% 0.123 56.5), rgb(182, 106, 43).
Aa
Black text reads best on this color (5.08:1).
About this color
#B66A2B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.123 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Tiger's Eye (#BC6C25), ΔE 0.013 away. Black text reads best on it, at 5.08:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Tiger's Eye (#BC6C25) |
| Black text | 5.08:1 |
| White text | 4.12:1 |
Values
| HEX | #B66A2B |
| RGB | rgb(182, 106, 43) |
| HSL | hsl(27, 62%, 44%) |
| OKLCH | oklch(59.8% 0.123 56.5) |
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 #B66A2B | 4.12:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #B66A2B | 5.08:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #B66A2B text on white | 4.12:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #B66A2B text on black | 5.08:1 | AA | Lc -33.6 | 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
#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
#E0B79B
oklch(80.9% 0.061 56)
-
Step 400
400
#CF9164
oklch(70.8% 0.096 56.4)
-
Step 500
500 (this color)
#B66A2B
oklch(59.8% 0.123 56.5)
-
Step 600
600
#AC5B04
oklch(55.6% 0.133 56.9)
-
Step 700
700
#924B00
oklch(49.1% 0.12 56.3)
-
Step 800
800
#783D01
oklch(42.7% 0.103 56.5)
-
Step 900
900
#61350F
oklch(37.8% 0.08 56.9)
-
Step 950
950
#391F0B
oklch(27% 0.051 55.8)
#B66A2B 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) | #817223 | 0.095 |
| Deuteranopia (no green cones) | #93842B | 0.087 |
| Tritanopia (no blue cones) | #C7595D | 0.084 |
| Achromatopsia (no color) | #7D7D7D | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66A2B
#B66A2B
oklch(59.8% 0.123 56.5)
- #1989BF
#1989BF
oklch(59.7% 0.123 236.7)
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 #B66A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiger's Eye #BC6C25 ΔE 0.013
- Copper #B66325 ΔE 0.016
- Brown Orange #B96902 ΔE 0.019
- Clay Brown #B2713D ΔE 0.019
- Orange Brown #BE6400 ΔE 0.022
- Umber #B26400 ΔE 0.024
- Leather #AC7434 ΔE 0.027
- Caramel #AF6F09 ΔE 0.028
Use #B66A2B 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.