#B45F40
Closest named color: Clay (#B66A50). oklch(57.9% 0.119 40.4), rgb(180, 95, 64).
Aa
Black text reads best on this color (4.65:1).
About this color
#B45F40 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.119 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.028 away. Black text reads best on it, at 4.65:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #B45F40 |
| RGB | rgb(180, 95, 64) |
| HSL | hsl(16, 48%, 48%) |
| OKLCH | oklch(57.9% 0.119 40.4) |
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 #B45F40 | 4.51:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #B45F40 | 4.65:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #B45F40 text on white | 4.51:1 | AA | Lc 71.0 | Content text, not long reading |
| #B45F40 text on black | 4.65:1 | AA | Lc -30.7 | 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
#F4E7E2
oklch(93.7% 0.016 42.4)
-
Step 200
200
#EBD3CB
oklch(88.4% 0.029 39.3)
-
Step 300
300
#E0B6A7
oklch(81% 0.053 40.6)
-
Step 400
400
#CF8F78
oklch(70.8% 0.085 40.6)
-
Step 500
500
#C17155
oklch(63.1% 0.109 39.9)
-
Step 600
600 (this color)
#B45F40
oklch(57.9% 0.119 40.4)
-
Step 700
700
#94482C
oklch(49.2% 0.11 40.4)
-
Step 800
800
#783B25
oklch(42.6% 0.092 40.1)
-
Step 900
900
#613323
oklch(37.6% 0.071 39.8)
-
Step 950
950
#391E15
oklch(26.9% 0.045 39.2)
#B45F40 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) | #756B3D | 0.113 |
| Deuteranopia (no green cones) | #8A7E3F | 0.104 |
| Tritanopia (no blue cones) | #C44F58 | 0.060 |
| Achromatopsia (no color) | #767676 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B45F40
#B45F40
oklch(57.9% 0.119 40.4)
- #0088A5
#0088A5
oklch(58% 0.105 219.9)
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 #B45F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.028
- Copper #B66325 ΔE 0.030
- Earth #A2653E ΔE 0.035
- Adobe #BD6C48 ΔE 0.036
- Burnt Siena #B75203 ΔE 0.042
- Terra Cotta #C9643B ΔE 0.043
- Rust Orange #C45508 ΔE 0.044
- Orangey Brown #B16002 ΔE 0.044
Use #B45F40 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.