#B15B91
Closest named color: Light Plum (#9D5783). oklch(59% 0.129 343.4), rgb(177, 91, 145).
Aa
Black text reads best on this color (4.77:1).
About this color
#B15B91 is a medium-dark, moderately saturated pink. In OKLCH its lightness is 59%, its chroma 0.129 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.044 away. Black text reads best on it, at 4.77:1.
| Hue family | Pinks |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.77:1 |
| White text | 4.39:1 |
Values
| HEX | #B15B91 |
| RGB | rgb(177, 91, 145) |
| HSL | hsl(322, 36%, 53%) |
| OKLCH | oklch(59% 0.129 343.4) |
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 #B15B91 | 4.39:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #B15B91 | 4.77:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #B15B91 text on white | 4.39:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #B15B91 text on black | 4.77:1 | AA | Lc -31.5 | 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 600.
-
Step 50
50
#F9F3F7
oklch(97% 0.008 337.4)
-
Step 100
100
#F3E6ED
oklch(93.7% 0.017 343.6)
-
Step 200
200
#E9D1DF
oklch(88.5% 0.032 341.8)
-
Step 300
300
#DDB2CA
oklch(80.9% 0.059 343.9)
-
Step 400
400
#CA89B0
oklch(70.7% 0.094 343)
-
Step 500
500
#BB6A9C
oklch(63.1% 0.12 343.3)
-
Step 600
600 (this color)
#B15B91
oklch(59% 0.129 343.4)
-
Step 700
700
#8E4172
oklch(49.1% 0.121 343.5)
-
Step 800
800
#73365D
oklch(42.7% 0.1 343.1)
-
Step 900
900
#5D2F4C
oklch(37.6% 0.078 343)
-
Step 950
950
#371C2D
oklch(27% 0.05 342.6)
#B15B91 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) | #617093 | 0.136 |
| Deuteranopia (no green cones) | #787E8F | 0.124 |
| Tritanopia (no blue cones) | #BA5B6F | 0.055 |
| Achromatopsia (no color) | #787878 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15B91
#B15B91
oklch(59% 0.129 343.4)
- #009468
#009468
oklch(59% 0.126 163.6)
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 #B15B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.044
- Dark Lilac #9C6DA5 ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.064
- Mauve #AE7181 ΔE 0.066
- Dusky Rose #BA6873 ΔE 0.067
- Faded Purple #916E99 ΔE 0.067
- Deep Rose #C74767 ΔE 0.073
- Dark Pink #CB416B ΔE 0.076
Use #B15B91 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.