#B57A89
Closest named color: Mauve (#AE7181). oklch(64.4% 0.076 2.8), rgb(181, 122, 137).
Aa
Black text reads best on this color (6.10:1).
About this color
#B57A89 is a medium-light, moderately saturated red. In OKLCH its lightness is 64%, its chroma 0.076 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.027 away. Black text reads best on it, at 6.10:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #B57A89 |
| RGB | rgb(181, 122, 137) |
| HSL | hsl(345, 29%, 59%) |
| OKLCH | oklch(64.4% 0.076 2.8) |
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 #B57A89 | 3.43:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #B57A89 | 6.10:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #B57A89 text on white | 3.43:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #B57A89 text on black | 6.10:1 | AA | Lc -39.9 | 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
#E6D4D8
oklch(88.6% 0.021 2.3)
-
Step 300
300
#D7B7BE
oklch(80.9% 0.038 3.2)
-
Step 400
400
#C1929D
oklch(70.8% 0.058 3.1)
-
Step 500
500 (this color)
#B57A89
oklch(64.4% 0.076 2.8)
-
Step 600
600
#9C5E6F
oklch(55.6% 0.083 2.4)
-
Step 700
700
#854E5D
oklch(49.2% 0.076 2.7)
-
Step 800
800
#6C404C
oklch(42.8% 0.063 2.5)
-
Step 900
900
#58363F
oklch(37.7% 0.05 2.6)
-
Step 950
950
#342025
oklch(27.1% 0.032 3.1)
#B57A89 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) | #828489 | 0.083 |
| Deuteranopia (no green cones) | #908E88 | 0.076 |
| Tritanopia (no blue cones) | #BF767F | 0.021 |
| Achromatopsia (no color) | #8A8A8A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57A89
#B57A89
oklch(64.4% 0.076 2.8)
- #539D92
#539D92
oklch(64.5% 0.076 183.1)
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 #B57A89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.027
- Dusty Rose #C0737A ΔE 0.028
- Old Pink #C77986 ΔE 0.031
- Brownish Pink #C27E79 ΔE 0.036
- Old Rose #C87F89 ΔE 0.037
- Dusky Pink #CC7A8B ΔE 0.040
- English Lavender #9D8189 ΔE 0.042
- Dusky Rose #BA6873 ΔE 0.045
Use #B57A89 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.