#B4539B
Closest named color: Light Plum (#9D5783). oklch(58.7% 0.153 338.3), rgb(180, 83, 155).
Aa
Black text reads best on this color (4.65:1).
About this color
#B4539B is a medium-dark, vivid pink. In OKLCH its lightness is 59%, its chroma 0.153 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.057 away. Black text reads best on it, at 4.65:1.
| Hue family | Pinks |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #B4539B |
| RGB | rgb(180, 83, 155) |
| HSL | hsl(315, 39%, 52%) |
| OKLCH | oklch(58.7% 0.153 338.3) |
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 #B4539B | 4.51:1 | AA | Lc -76.3 | Fine for body text |
| Black text on #B4539B | 4.65:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #B4539B text on white | 4.51:1 | AA | Lc 70.8 | Content text, not long reading |
| #B4539B text on black | 4.65:1 | AA | Lc -30.8 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F3E5EE
oklch(93.6% 0.019 338.7)
-
Step 200
200
#EBD0E2
oklch(88.5% 0.038 338.1)
-
Step 300
300
#DFB0D0
oklch(80.9% 0.069 338.2)
-
Step 400
400
#CD85B8
oklch(70.6% 0.11 338.2)
-
Step 500
500
#BF65A6
oklch(63.2% 0.14 338.6)
-
Step 600
600 (this color)
#B4539B
oklch(58.7% 0.153 338.3)
-
Step 700
700
#913A7C
oklch(49% 0.142 338)
-
Step 800
800
#763165
oklch(42.7% 0.117 338)
-
Step 900
900
#602C52
oklch(37.8% 0.092 338.6)
-
Step 950
950
#381A30
oklch(26.9% 0.058 338)
#B4539B 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) | #566D9D | 0.160 |
| Deuteranopia (no green cones) | #727C98 | 0.143 |
| Tritanopia (no blue cones) | #BD5670 | 0.072 |
| Achromatopsia (no color) | #767676 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4539B
#B4539B
oklch(58.7% 0.153 338.3)
- #00945D
#00945D
oklch(58.7% 0.136 158.5)
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 #B4539B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.057
- Pinky Purple #C94CBE ΔE 0.067
- Dark Lilac #9C6DA5 ΔE 0.068
- Soft Purple #A66FB5 ΔE 0.068
- Purpley Pink #C83CB9 ΔE 0.072
- Amethyst #9B5FC0 ΔE 0.072
- Dark Pink #CB416B ΔE 0.082
- Deep Lavender #8D5EB7 ΔE 0.082
Use #B4539B 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.