#B37188
Closest named color: Mauve (#AE7181). oklch(62.6% 0.088 357.5), rgb(179, 113, 136).
Aa
Black text reads best on this color (5.63:1).
About this color
#B37188 is a medium-light, moderately saturated red. In OKLCH its lightness is 63%, its chroma 0.088 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.014 away. Black text reads best on it, at 5.63:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #B37188 |
| RGB | rgb(179, 113, 136) |
| HSL | hsl(339, 30%, 57%) |
| OKLCH | oklch(62.6% 0.088 357.5) |
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 #B37188 | 3.72:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #B37188 | 5.63:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #B37188 text on white | 3.72:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #B37188 text on black | 5.63:1 | AA | Lc -37.0 | 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
#F1E7EA
oklch(93.7% 0.012 357)
-
Step 200
200
#E7D3D9
oklch(88.5% 0.024 357.4)
-
Step 300
300
#D9B6C1
oklch(81% 0.043 357.2)
-
Step 400
400
#C58FA1
oklch(70.7% 0.069 357.3)
-
Step 500
500 (this color)
#B37188
oklch(62.6% 0.088 357.5)
-
Step 600
600
#A05A73
oklch(55.6% 0.096 357.9)
-
Step 700
700
#894A61
oklch(49.2% 0.09 357.6)
-
Step 800
800
#6F3D4F
oklch(42.7% 0.074 357.7)
-
Step 900
900
#5A3442
oklch(37.6% 0.058 356.6)
-
Step 950
950
#351F26
oklch(27% 0.036 359.2)
#B37188 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) | #797D89 | 0.096 |
| Deuteranopia (no green cones) | #898986 | 0.090 |
| Tritanopia (no blue cones) | #BD6E79 | 0.026 |
| Achromatopsia (no color) | #848484 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37188
#B37188
oklch(62.6% 0.088 357.5)
- #439987
#439987
oklch(62.5% 0.088 177.4)
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 #B37188, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.014
- Dusky Rose #BA6873 ΔE 0.032
- Dusty Rose #C0737A ΔE 0.032
- Old Pink #C77986 ΔE 0.043
- Dusky Pink #CC7A8B ΔE 0.052
- English Lavender #9D8189 ΔE 0.052
- Old Rose #C87F89 ΔE 0.054
- Brownish Pink #C27E79 ΔE 0.054
Use #B37188 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.