#B1815C
Closest named color: Light Brown (#AD8150). oklch(64.2% 0.079 58.4), rgb(177, 129, 92).
Aa
Black text reads best on this color (6.16:1).
About this color
#B1815C is a medium-light, moderately saturated orange. In OKLCH its lightness is 64%, its chroma 0.079 and its hue 58°. Its hue sits on the warm side of the wheel. The nearest named color is Light Brown (#AD8150), ΔE 0.017 away. Black text reads best on it, at 6.16:1.
| Hue family | Oranges |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Light Brown (#AD8150) |
| Black text | 6.16:1 |
| White text | 3.40:1 |
Values
| HEX | #B1815C |
| RGB | rgb(177, 129, 92) |
| HSL | hsl(26, 35%, 53%) |
| OKLCH | oklch(64.2% 0.079 58.4) |
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 #B1815C | 3.40:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #B1815C | 6.16:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #B1815C text on white | 3.40:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #B1815C text on black | 6.16:1 | AA | Lc -40.2 | 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 500.
-
Step 50
50
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E4D6CC
oklch(88.5% 0.021 58)
-
Step 300
300
#D4BBA9
oklch(80.9% 0.038 57.9)
-
Step 400
400
#BE987B
oklch(70.7% 0.061 58.9)
-
Step 500
500 (this color)
#B1815C
oklch(64.2% 0.079 58.4)
-
Step 600
600
#99663E
oklch(55.6% 0.086 57.9)
-
Step 700
700
#825530
oklch(49.1% 0.079 58.9)
-
Step 800
800
#6A4629
oklch(42.8% 0.065 58.7)
-
Step 900
900
#563B25
oklch(37.8% 0.051 59.5)
-
Step 950
950
#322216
oklch(26.8% 0.032 57.7)
#B1815C 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) | #8F8559 | 0.056 |
| Deuteranopia (no green cones) | #9B8F5C | 0.050 |
| Tritanopia (no blue cones) | #BE7778 | 0.058 |
| Achromatopsia (no color) | #8B8B8B | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1815C
#B1815C
oklch(64.2% 0.079 58.4)
- #5D94B7
#5D94B7
oklch(64.2% 0.078 237.7)
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 #B1815C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Brown #AD8150 ΔE 0.017
- Tan Brown #AB7E4C ΔE 0.022
- Puce #A57E52 ΔE 0.026
- Coffee #A6814C ΔE 0.028
- Dark Tan #AF884A ΔE 0.033
- Dark Sand #A88F59 ΔE 0.041
- Pale Brown #B1916E ΔE 0.041
- Pinkish Brown #B17261 ΔE 0.042
Use #B1815C 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.