#B57490
Closest named color: Mauve (#AE7181). oklch(63.6% 0.089 352.5), rgb(181, 116, 144).
Aa
Black text reads best on this color (5.86:1).
About this color
#B57490 is a medium-light, moderately saturated red. In OKLCH its lightness is 64%, its chroma 0.089 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.025 away. Black text reads best on it, at 5.86:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.86:1 |
| White text | 3.58:1 |
Values
| HEX | #B57490 |
| RGB | rgb(181, 116, 144) |
| HSL | hsl(334, 31%, 58%) |
| OKLCH | oklch(63.6% 0.089 352.5) |
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 #B57490 | 3.58:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #B57490 | 5.86:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #B57490 text on white | 3.58:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #B57490 text on black | 5.86:1 | AA | Lc -38.4 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E7EA
oklch(93.7% 0.012 357)
-
Step 200
200
#E7D3DA
oklch(88.5% 0.024 354.3)
-
Step 300
300
#D8B6C3
oklch(81% 0.043 353.1)
-
Step 400
400
#C48FA5
oklch(70.8% 0.07 352.4)
-
Step 500
500 (this color)
#B57490
oklch(63.6% 0.089 352.5)
-
Step 600
600
#9E5A79
oklch(55.5% 0.097 351.9)
-
Step 700
700
#874A66
oklch(49.1% 0.09 352)
-
Step 800
800
#6E3D53
oklch(42.7% 0.074 352.3)
-
Step 900
900
#593444
oklch(37.6% 0.058 352.8)
-
Step 950
950
#341F28
oklch(27% 0.036 352.4)
#B57490 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) | #7B8191 | 0.095 |
| Deuteranopia (no green cones) | #8B8B8E | 0.087 |
| Tritanopia (no blue cones) | #BE727E | 0.029 |
| Achromatopsia (no color) | #878787 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57490
#B57490
oklch(63.6% 0.089 352.5)
- #499D85
#499D85
oklch(63.7% 0.09 172.1)
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 #B57490, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.025
- Dusty Rose #C0737A ΔE 0.037
- Old Pink #C77986 ΔE 0.040
- Dusky Rose #BA6873 ΔE 0.043
- Dusky Pink #CC7A8B ΔE 0.046
- Old Rose #C87F89 ΔE 0.049
- Dusty Lavender #AC86A8 ΔE 0.049
- Muted Pink #D1768F ΔE 0.050
Use #B57490 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.