#B15A42
Closest named color: Earth (#A2653E). oklch(56.7% 0.119 36.4), rgb(177, 90, 66).
Aa
White text reads best on this color (4.76:1).
About this color
#B15A42 is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.119 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.038 away. White text reads best on it, at 4.76:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.41:1 |
| White text | 4.76:1 |
Values
| HEX | #B15A42 |
| RGB | rgb(177, 90, 66) |
| HSL | hsl(13, 46%, 48%) |
| OKLCH | oklch(56.7% 0.119 36.4) |
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 #B15A42 | 4.76:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #B15A42 | 4.41:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #B15A42 text on white | 4.76:1 | AA | Lc 72.6 | Content text, not long reading |
| #B15A42 text on black | 4.41:1 | AA large text | Lc -29.1 | Dividers and decoration only |
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
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#ECD3CC
oklch(88.6% 0.03 36.2)
-
Step 300
300
#E1B5A9
oklch(80.9% 0.054 35.7)
-
Step 400
400
#D08E7B
oklch(70.8% 0.086 36.7)
-
Step 500
500
#C27059
oklch(63.1% 0.11 36.5)
-
Step 600
600 (this color)
#B15A42
oklch(56.7% 0.119 36.4)
-
Step 700
700
#954631
oklch(49.1% 0.112 35.9)
-
Step 800
800
#793A29
oklch(42.7% 0.093 36.1)
-
Step 900
900
#623326
oklch(37.8% 0.071 36.4)
-
Step 950
950
#391E16
oklch(26.9% 0.045 37.3)
#B15A42 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) | #706740 | 0.117 |
| Deuteranopia (no green cones) | #867A40 | 0.108 |
| Tritanopia (no blue cones) | #C14A54 | 0.054 |
| Achromatopsia (no color) | #737373 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15A42
#B15A42
oklch(56.7% 0.119 36.4)
- #00859D
#00859D
oklch(56.8% 0.101 216.4)
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 #B15A42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.038
- Clay #B66A50 ΔE 0.039
- Copper #B66325 ΔE 0.042
- Burnt Siena #B75203 ΔE 0.042
- Sienna #A0522D ΔE 0.044
- Cinnamon #AC4F06 ΔE 0.047
- Burnt Orange #C04E01 ΔE 0.048
- Dusty Red #B9484E ΔE 0.048
Use #B15A42 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.