#B18181
Closest named color: Brownish Pink (#C27E79). oklch(65% 0.06 18.8), rgb(177, 129, 129).
Aa
Black text reads best on this color (6.32:1).
About this color
#B18181 is a medium-light, muted red. In OKLCH its lightness is 65%, its chroma 0.060 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Pink (#C27E79), ΔE 0.029 away. Black text reads best on it, at 6.32:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Brownish Pink (#C27E79) |
| Black text | 6.32:1 |
| White text | 3.31:1 |
Values
| HEX | #B18181 |
| RGB | rgb(177, 129, 129) |
| HSL | hsl(0, 24%, 60%) |
| OKLCH | oklch(65% 0.06 18.8) |
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 #B18181 | 3.31:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #B18181 | 6.32:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #B18181 text on white | 3.31:1 | AA large text | Lc 60.5 | Content text, not long reading |
| #B18181 text on black | 6.32:1 | AA | Lc -41.2 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#EFE8E7
oklch(93.6% 0.008 27.2)
-
Step 200
200
#E4D5D5
oklch(88.5% 0.017 17.5)
-
Step 300
300
#D3BAB9
oklch(81% 0.029 20.5)
-
Step 400
400
#BC9595
oklch(70.6% 0.047 18.3)
-
Step 500
500 (this color)
#B18181
oklch(65% 0.06 18.8)
-
Step 600
600
#966464
oklch(55.6% 0.065 19.3)
-
Step 700
700
#805353
oklch(49.2% 0.061 19.5)
-
Step 800
800
#684444
oklch(42.8% 0.05 19.3)
-
Step 900
900
#553939
oklch(37.7% 0.04 19.1)
-
Step 950
950
#322222
oklch(27.2% 0.025 18.8)
#B18181 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) | #8A8881 | 0.063 |
| Deuteranopia (no green cones) | #959180 | 0.060 |
| Tritanopia (no blue cones) | #BB7C81 | 0.020 |
| Achromatopsia (no color) | #8D8D8D | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B18181
#B18181
oklch(65% 0.06 18.8)
- #629B9D
#629B9D
oklch(65.1% 0.06 198.6)
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 #B18181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Pink #C27E79 ΔE 0.029
- English Lavender #9D8189 ΔE 0.034
- Dusty Rose #C0737A ΔE 0.039
- Old Rose #C87F89 ΔE 0.041
- Rosy Brown #BC8F8F ΔE 0.043
- Old Pink #C77986 ΔE 0.043
- Mauve #AE7181 ΔE 0.043
- Warm Grey #978A84 ΔE 0.045
Use #B18181 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.