#B17151
Closest named color: Clay (#B66A50). oklch(61% 0.093 47), rgb(177, 113, 81).
Aa
Black text reads best on this color (5.35:1).
About this color
#B17151 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 61%, its chroma 0.093 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.018 away. Black text reads best on it, at 5.35:1.
| Hue family | Browns |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 5.35:1 |
| White text | 3.92:1 |
Values
| HEX | #B17151 |
| RGB | rgb(177, 113, 81) |
| HSL | hsl(20, 38%, 51%) |
| OKLCH | oklch(61% 0.093 47) |
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 #B17151 | 3.92:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #B17151 | 5.35:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #B17151 text on white | 3.92:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #B17151 text on black | 5.35:1 | AA | Lc -35.2 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E2
oklch(93.5% 0.014 46.2)
-
Step 200
200
#E8D5CB
oklch(88.6% 0.025 49.7)
-
Step 300
300
#DBB8A8
oklch(80.9% 0.046 46)
-
Step 400
400
#C7937A
oklch(70.7% 0.072 46.8)
-
Step 500
500 (this color)
#B17151
oklch(61% 0.093 47)
-
Step 600
600
#A35F3C
oklch(55.5% 0.102 47.1)
-
Step 700
700
#8C4E2E
oklch(49.1% 0.095 46.9)
-
Step 800
800
#714027
oklch(42.5% 0.078 46.9)
-
Step 900
900
#5C3724
oklch(37.7% 0.061 47.5)
-
Step 950
950
#362016
oklch(26.9% 0.039 45.1)
#B17151 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) | #82784E | 0.081 |
| Deuteranopia (no green cones) | #918651 | 0.074 |
| Tritanopia (no blue cones) | #C06569 | 0.057 |
| Achromatopsia (no color) | #808080 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B17151
#B17151
oklch(61% 0.093 47)
- #3B8EAE
#3B8EAE
oklch(60.9% 0.093 226.8)
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 #B17151, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.018
- Pinkish Brown #B17261 ΔE 0.020
- Clay Brown #B2713D ΔE 0.023
- Adobe #BD6C48 ΔE 0.023
- Mocha #9D7651 ΔE 0.036
- Leather #AC7434 ΔE 0.037
- Tan Brown #AB7E4C ΔE 0.038
- Puce #A57E52 ΔE 0.038
Use #B17151 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.