#B15B18
Closest named color: Orangey Brown (#B16002). oklch(56.4% 0.134 52.4), rgb(177, 91, 24).
Aa
White text reads best on this color (4.79:1).
About this color
#B15B18 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 56%, its chroma 0.134 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Brown (#B16002), ΔE 0.016 away. White text reads best on it, at 4.79:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Orangey Brown (#B16002) |
| Black text | 4.37:1 |
| White text | 4.79:1 |
Values
| HEX | #B15B18 |
| RGB | rgb(177, 91, 24) |
| HSL | hsl(26, 76%, 39%) |
| OKLCH | oklch(56.4% 0.134 52.4) |
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 #B15B18 | 4.79:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #B15B18 | 4.37:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #B15B18 text on white | 4.79:1 | AA | Lc 72.8 | Content text, not long reading |
| #B15B18 text on black | 4.37:1 | AA large text | Lc -28.9 | 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
#E1B69D
oklch(80.8% 0.061 51.7)
-
Step 400
400
#D08F67
oklch(70.6% 0.096 52.2)
-
Step 500
500
#C3723C
oklch(63.1% 0.123 52.3)
-
Step 600
600 (this color)
#B15B18
oklch(56.4% 0.134 52.4)
-
Step 700
700
#964802
oklch(49.2% 0.125 52.3)
-
Step 800
800
#793C0A
oklch(42.7% 0.102 52.9)
-
Step 900
900
#623413
oklch(37.7% 0.08 52.9)
-
Step 950
950
#3A1F0D
oklch(27.1% 0.051 52.6)
#B15B18 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) | #746609 | 0.113 |
| Deuteranopia (no green cones) | #897A16 | 0.102 |
| Tritanopia (no blue cones) | #C2484F | 0.083 |
| Achromatopsia (no color) | #727272 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15B18
#B15B18
oklch(56.4% 0.134 52.4)
- #0080AE
#0080AE
oklch(56.4% 0.116 232.6)
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 #B15B18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Brown #B16002 ΔE 0.016
- Burnt Siena #B75203 ΔE 0.020
- Raw Umber #A75E09 ΔE 0.022
- Copper #B66325 ΔE 0.022
- Umber #B26400 ΔE 0.026
- Cinnamon #AC4F06 ΔE 0.029
- Burnt Orange #C04E01 ΔE 0.035
- Rust Orange #C45508 ΔE 0.035
Use #B15B18 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.