#B57583
Closest named color: Mauve (#AE7181). oklch(63.3% 0.082 5.4), rgb(181, 117, 131).
Aa
Black text reads best on this color (5.83:1).
About this color
#B57583 is a medium-light, moderately saturated red. In OKLCH its lightness is 63%, its chroma 0.082 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.017 away. Black text reads best on it, at 5.83:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #B57583 |
| RGB | rgb(181, 117, 131) |
| HSL | hsl(347, 30%, 58%) |
| OKLCH | oklch(63.3% 0.082 5.4) |
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 #B57583 | 3.59:1 | AA large text | Lc -68.9 | Content text, not long reading |
| Black text on #B57583 | 5.83:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #B57583 text on white | 3.59:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #B57583 text on black | 5.83:1 | AA | Lc -38.3 | 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
#D9B6BD
oklch(80.9% 0.041 4.5)
-
Step 400
400
#C4909B
oklch(70.6% 0.064 4.8)
-
Step 500
500 (this color)
#B57583
oklch(63.3% 0.082 5.4)
-
Step 600
600
#9F5C6C
oklch(55.6% 0.089 5)
-
Step 700
700
#884C5A
oklch(49.2% 0.083 5.6)
-
Step 800
800
#6F3E4A
oklch(42.7% 0.07 4.7)
-
Step 900
900
#5A353D
oklch(37.7% 0.054 6)
-
Step 950
950
#351F24
oklch(27% 0.035 4.9)
#B57583 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) | #7F8083 | 0.089 |
| Deuteranopia (no green cones) | #8E8B82 | 0.083 |
| Tritanopia (no blue cones) | #C0707A | 0.022 |
| Achromatopsia (no color) | #878787 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57583
#B57583
oklch(63.3% 0.082 5.4)
- #479A91
#479A91
oklch(63.2% 0.082 185.9)
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 #B57583, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.017
- Dusty Rose #C0737A ΔE 0.022
- Dusky Rose #BA6873 ΔE 0.033
- Old Pink #C77986 ΔE 0.034
- Brownish Pink #C27E79 ΔE 0.040
- Old Rose #C87F89 ΔE 0.044
- Dusky Pink #CC7A8B ΔE 0.044
- English Lavender #9D8189 ΔE 0.047
Use #B57583 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.