#B15D2E
Closest named color: Copper (#B66325). oklch(56.9% 0.125 47.6), rgb(177, 93, 46).
Aa
White text reads best on this color (4.69:1).
About this color
#B15D2E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 57%, its chroma 0.125 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.021 away. White text reads best on it, at 4.69:1.
| Hue family | Browns |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.125) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.47:1 |
| White text | 4.69:1 |
Values
| HEX | #B15D2E |
| RGB | rgb(177, 93, 46) |
| HSL | hsl(22, 59%, 44%) |
| OKLCH | oklch(56.9% 0.125 47.6) |
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 #B15D2E | 4.69:1 | AA | Lc -77.6 | Fine for body text |
| Black text on #B15D2E | 4.47:1 | AA large text | Lc 31.9 | Non-text elements, placeholder text |
| #B15D2E text on white | 4.69:1 | AA | Lc 72.2 | Content text, not long reading |
| #B15D2E text on black | 4.47:1 | AA large text | Lc -29.5 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#EBD3C8
oklch(88.4% 0.031 46.2)
-
Step 300
300
#E0B6A2
oklch(80.8% 0.056 46.8)
-
Step 400
400
#CF8F6F
oklch(70.6% 0.09 47.4)
-
Step 500
500
#C17249
oklch(63% 0.114 47.3)
-
Step 600
600 (this color)
#B15D2E
oklch(56.9% 0.125 47.6)
-
Step 700
700
#94481C
oklch(49% 0.116 47.3)
-
Step 800
800
#783C1A
oklch(42.7% 0.096 47.6)
-
Step 900
900
#61341B
oklch(37.7% 0.075 48.2)
-
Step 950
950
#391F11
oklch(27% 0.047 48.2)
#B15D2E 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) | #756829 | 0.110 |
| Deuteranopia (no green cones) | #897B2D | 0.100 |
| Tritanopia (no blue cones) | #C24C53 | 0.072 |
| Achromatopsia (no color) | #747474 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15D2E
#B15D2E
oklch(56.9% 0.125 47.6)
- #0083AA
#0083AA
oklch(56.9% 0.111 227.7)
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 #B15D2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.021
- Orangey Brown #B16002 ΔE 0.027
- Burnt Siena #B75203 ΔE 0.028
- Earth #A2653E ΔE 0.031
- Raw Umber #A75E09 ΔE 0.032
- Umber #B26400 ΔE 0.034
- Cinnamon #AC4F06 ΔE 0.037
- Rust Orange #C45508 ΔE 0.038
Use #B15D2E 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.