#B151A3
Closest named color: Pinky Purple (#C94CBE). oklch(58.4% 0.16 333.3), rgb(177, 81, 163).
Aa
White text reads best on this color (4.58:1).
About this color
#B151A3 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.160 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pinky Purple (#C94CBE), ΔE 0.060 away. White text reads best on it, at 4.58:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Pinky Purple (#C94CBE) |
| Black text | 4.57:1 |
| White text | 4.58:1 |
Values
| HEX | #B151A3 |
| RGB | rgb(177, 81, 163) |
| HSL | hsl(309, 38%, 51%) |
| OKLCH | oklch(58.4% 0.16 333.3) |
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 #B151A3 | 4.58:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #B151A3 | 4.57:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #B151A3 text on white | 4.58:1 | AA | Lc 71.4 | Content text, not long reading |
| #B151A3 text on black | 4.57:1 | AA | Lc -30.3 | 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 600.
-
Step 50
50
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5F0
oklch(93.6% 0.021 332.9)
-
Step 200
200
#EAD0E4
oklch(88.5% 0.039 333.8)
-
Step 300
300
#DEB0D5
oklch(81% 0.072 333.1)
-
Step 400
400
#CC85BF
oklch(70.8% 0.115 333.5)
-
Step 500
500
#BD64AF
oklch(63.2% 0.147 333.3)
-
Step 600
600 (this color)
#B151A3
oklch(58.4% 0.16 333.3)
-
Step 700
700
#903984
oklch(49.1% 0.149 333.3)
-
Step 800
800
#75306B
oklch(42.7% 0.123 333.4)
-
Step 900
900
#5F2B57
oklch(37.7% 0.097 333.5)
-
Step 950
950
#381A33
oklch(27.1% 0.061 333.6)
#B151A3 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) | #4F6CA6 | 0.164 |
| Deuteranopia (no green cones) | #6C7AA0 | 0.145 |
| Tritanopia (no blue cones) | #B85773 | 0.082 |
| Achromatopsia (no color) | #757575 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B151A3
#B151A3
oklch(58.4% 0.16 333.3)
- #00944F
#00944F
oklch(58.5% 0.149 153.4)
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 #B151A3, closest first.
No curated palette has a color within ΔE 0.04 of #B151A3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinky Purple #C94CBE ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.061
- Purpley Pink #C83CB9 ΔE 0.064
- Light Plum #9D5783 ΔE 0.065
- Soft Purple #A66FB5 ΔE 0.068
- Dark Lilac #9C6DA5 ΔE 0.070
- Purply #983FB2 ΔE 0.072
- Deep Lavender #8D5EB7 ΔE 0.073
Use #B151A3 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.