#B1539F
Closest named color: Light Plum (#9D5783). oklch(58.5% 0.154 335.2), rgb(177, 83, 159).
Aa
Black text reads best on this color (4.60:1).
About this color
#B1539F is a medium-dark, vivid pink. In OKLCH its lightness is 58%, its chroma 0.154 and its hue 335°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.058 away. Black text reads best on it, at 4.60:1.
| Hue family | Pinks |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #B1539F |
| RGB | rgb(177, 83, 159) |
| HSL | hsl(311, 38%, 51%) |
| OKLCH | oklch(58.5% 0.154 335.2) |
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 #B1539F | 4.55:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #B1539F | 4.60:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #B1539F text on white | 4.55:1 | AA | Lc 71.2 | Content text, not long reading |
| #B1539F text on black | 4.60:1 | AA | Lc -30.5 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#EAD0E3
oklch(88.5% 0.038 335.4)
-
Step 300
300
#DEB0D2
oklch(80.9% 0.07 335.7)
-
Step 400
400
#CB86BC
oklch(70.7% 0.11 334.9)
-
Step 500
500
#BC65AB
oklch(63% 0.142 334.9)
-
Step 600
600 (this color)
#B1539F
oklch(58.5% 0.154 335.2)
-
Step 700
700
#8F3B80
oklch(49.1% 0.142 335)
-
Step 800
800
#753168
oklch(42.7% 0.119 335.4)
-
Step 900
900
#5E2C55
oklch(37.6% 0.093 334.5)
-
Step 950
950
#381A32
oklch(27% 0.06 335)
#B1539F 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) | #536DA2 | 0.158 |
| Deuteranopia (no green cones) | #6E7B9C | 0.142 |
| Tritanopia (no blue cones) | #B95872 | 0.076 |
| Achromatopsia (no color) | #767676 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1539F
#B1539F
oklch(58.5% 0.154 335.2)
- #009454
#009454
oklch(58.5% 0.145 155)
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 #B1539F, closest first.
No curated palette has a color within ΔE 0.04 of #B1539F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.065
- Soft Purple #A66FB5 ΔE 0.065
- Pinky Purple #C94CBE ΔE 0.065
- Dark Lilac #9C6DA5 ΔE 0.066
- Purpley Pink #C83CB9 ΔE 0.070
- Deep Lavender #8D5EB7 ΔE 0.075
- Purply #983FB2 ΔE 0.078
Use #B1539F 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.