#B15C17
Closest named color: Orangey Brown (#B16002). oklch(56.6% 0.134 53.2), rgb(177, 92, 23).
Aa
White text reads best on this color (4.75:1).
About this color
#B15C17 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 57%, its chroma 0.134 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Brown (#B16002), ΔE 0.014 away. White text reads best on it, at 4.75:1.
| Hue family | Browns |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Orangey Brown (#B16002) |
| Black text | 4.41:1 |
| White text | 4.75:1 |
Values
| HEX | #B15C17 |
| RGB | rgb(177, 92, 23) |
| HSL | hsl(27, 77%, 39%) |
| OKLCH | oklch(56.6% 0.134 53.2) |
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 #B15C17 | 4.75:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #B15C17 | 4.41:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #B15C17 text on white | 4.75:1 | AA | Lc 72.5 | Content text, not long reading |
| #B15C17 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7DF
oklch(93.6% 0.018 54)
-
Step 200
200
#ECD4C5
oklch(88.6% 0.034 54.1)
-
Step 300
300
#E1B79D
oklch(81% 0.06 53.4)
-
Step 400
400
#D09067
oklch(70.8% 0.096 53.2)
-
Step 500
500
#C2723B
oklch(63% 0.123 53)
-
Step 600
600 (this color)
#B15C17
oklch(56.6% 0.134 53.2)
-
Step 700
700
#954800
oklch(49% 0.124 53)
-
Step 800
800
#793C09
oklch(42.7% 0.103 53.2)
-
Step 900
900
#623412
oklch(37.7% 0.08 53.5)
-
Step 950
950
#391F0C
oklch(27% 0.05 54.8)
#B15C17 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) | #756707 | 0.112 |
| Deuteranopia (no green cones) | #897A15 | 0.100 |
| Tritanopia (no blue cones) | #C2494F | 0.084 |
| Achromatopsia (no color) | #737373 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15C17
#B15C17
oklch(56.6% 0.134 53.2)
- #0080B0
#0080B0
oklch(56.5% 0.118 233.8)
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 #B15C17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Brown #B16002 ΔE 0.014
- Copper #B66325 ΔE 0.020
- Raw Umber #A75E09 ΔE 0.021
- Burnt Siena #B75203 ΔE 0.022
- Umber #B26400 ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.031
- Orange Brown #BE6400 ΔE 0.034
- Rust Orange #C45508 ΔE 0.036
Use #B15C17 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.