#B17181
Closest named color: Mauve (#AE7181). oklch(62.1% 0.083 3.5), rgb(177, 113, 129).
Aa
Black text reads best on this color (5.54:1).
About this color
#B17181 is a medium-light, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.083 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.005 away. Black text reads best on it, at 5.54:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.54:1 |
| White text | 3.78:1 |
Values
| HEX | #B17181 |
| RGB | rgb(177, 113, 129) |
| HSL | hsl(345, 29%, 57%) |
| OKLCH | oklch(62.1% 0.083 3.5) |
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 #B17181 | 3.78:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #B17181 | 5.54:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #B17181 text on white | 3.78:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #B17181 text on black | 5.54:1 | AA | Lc -36.4 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E9
oklch(93.6% 0.011 3.5)
-
Step 200
200
#E7D3D7
oklch(88.4% 0.023 3.9)
-
Step 300
300
#D9B6BE
oklch(80.9% 0.042 2.7)
-
Step 400
400
#C4909C
oklch(70.7% 0.065 3.6)
-
Step 500
500 (this color)
#B17181
oklch(62.1% 0.083 3.5)
-
Step 600
600
#9F5C6E
oklch(55.6% 0.09 3.1)
-
Step 700
700
#884B5C
oklch(49.1% 0.085 2.8)
-
Step 800
800
#6F3E4B
oklch(42.8% 0.07 3.4)
-
Step 900
900
#5A353E
oklch(37.7% 0.054 4.3)
-
Step 950
950
#351F25
oklch(27% 0.035 2)
#B17181 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) | #7A7C81 | 0.091 |
| Deuteranopia (no green cones) | #8A8880 | 0.085 |
| Tritanopia (no blue cones) | #BC6D77 | 0.023 |
| Achromatopsia (no color) | #838383 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B17181
#B17181
oklch(62.1% 0.083 3.5)
- #43978C
#43978C
oklch(62.1% 0.083 183.8)
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 #B17181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.005
- Dusky Rose #BA6873 ΔE 0.027
- Dusty Rose #C0737A ΔE 0.030
- Old Pink #C77986 ΔE 0.046
- Pinkish Brown #B17261 ΔE 0.047
- English Lavender #9D8189 ΔE 0.049
- Brownish Pink #C27E79 ΔE 0.051
- Reddish Grey #997570 ΔE 0.051
Use #B17181 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.