#B66341
Closest named color: Clay (#B66A50). oklch(58.9% 0.117 42.4), rgb(182, 99, 65).
Aa
Black text reads best on this color (4.85:1).
About this color
#B66341 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.117 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.020 away. Black text reads best on it, at 4.85:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #B66341 |
| RGB | rgb(182, 99, 65) |
| HSL | hsl(17, 47%, 48%) |
| OKLCH | oklch(58.9% 0.117 42.4) |
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 #B66341 | 4.32:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B66341 | 4.85:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #B66341 text on white | 4.32:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B66341 text on black | 4.85:1 | AA | Lc -32.1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EBD3CA
oklch(88.4% 0.03 41.7)
-
Step 300
300
#DFB6A6
oklch(80.8% 0.053 42.4)
-
Step 400
400
#CE8F76
oklch(70.6% 0.085 42.5)
-
Step 500
500
#C07253
oklch(63.1% 0.108 42.2)
-
Step 600
600 (this color)
#B66341
oklch(58.9% 0.117 42.4)
-
Step 700
700
#93492A
oklch(49.2% 0.109 42.4)
-
Step 800
800
#773C24
oklch(42.6% 0.09 42.1)
-
Step 900
900
#603422
oklch(37.7% 0.07 42.6)
-
Step 950
950
#391F14
oklch(27.1% 0.045 43.4)
#B66341 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) | #796E3E | 0.109 |
| Deuteranopia (no green cones) | #8D8040 | 0.099 |
| Tritanopia (no blue cones) | #C7535B | 0.063 |
| Achromatopsia (no color) | #797979 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66341
#B66341
oklch(58.9% 0.117 42.4)
- #008AAB
#008AAB
oklch(58.7% 0.109 222.5)
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 #B66341, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.020
- Adobe #BD6C48 ΔE 0.026
- Copper #B66325 ΔE 0.026
- Terra Cotta #C9643B ΔE 0.036
- Clay Brown #B2713D ΔE 0.037
- Earth #A2653E ΔE 0.037
- Terracotta #CA6641 ΔE 0.039
- Tiger's Eye #BC6C25 ΔE 0.040
Use #B66341 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.