#B9643C
Closest named color: Copper (#B66325). oklch(59.4% 0.122 44.8), rgb(185, 100, 60).
Aa
Black text reads best on this color (4.95:1).
About this color
#B9643C is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.122 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.021 away. Black text reads best on it, at 4.95:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.95:1 |
| White text | 4.24:1 |
Values
| HEX | #B9643C |
| RGB | rgb(185, 100, 60) |
| HSL | hsl(19, 51%, 48%) |
| OKLCH | oklch(59.4% 0.122 44.8) |
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 #B9643C | 4.24:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #B9643C | 4.95:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #B9643C text on white | 4.24:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #B9643C text on black | 4.95:1 | AA | Lc -32.8 | 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
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#EDD3C8
oklch(88.5% 0.033 44.3)
-
Step 300
300
#E3B5A1
oklch(80.9% 0.06 44.7)
-
Step 400
400
#D38D6E
oklch(70.7% 0.096 44.6)
-
Step 500
500 (this color)
#B9643C
oklch(59.4% 0.122 44.8)
-
Step 600
600
#B15528
oklch(55.6% 0.133 44.4)
-
Step 700
700
#98451A
oklch(49.1% 0.124 44.7)
-
Step 800
800
#7B3918
oklch(42.6% 0.102 44.7)
-
Step 900
900
#64321B
oklch(37.8% 0.08 44.2)
-
Step 950
950
#3A1E10
oklch(27% 0.05 46.4)
#B9643C 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) | #7B6F38 | 0.111 |
| Deuteranopia (no green cones) | #90823B | 0.101 |
| Tritanopia (no blue cones) | #CA535B | 0.068 |
| Achromatopsia (no color) | #7B7B7B | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9643C
#B9643C
oklch(59.4% 0.122 44.8)
- #008CB0
#008CB0
oklch(59.5% 0.112 224.2)
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 #B9643C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.021
- Adobe #BD6C48 ΔE 0.022
- Clay #B66A50 ΔE 0.022
- Terra Cotta #C9643B ΔE 0.029
- Tiger's Eye #BC6C25 ΔE 0.033
- Clay Brown #B2713D ΔE 0.033
- Terracotta #CA6641 ΔE 0.033
- Orange Brown #BE6400 ΔE 0.036
Use #B9643C 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.