#B331AA
Closest named color: Purpley Pink (#C83CB9). oklch(55.5% 0.211 331), rgb(179, 49, 170).
Aa
White text reads best on this color (5.33:1).
About this color
#B331AA is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.211 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.050 away. White text reads best on it, at 5.33:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.211) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #B331AA |
| RGB | rgb(179, 49, 170) |
| HSL | hsl(304, 57%, 45%) |
| OKLCH | oklch(55.5% 0.211 331) |
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 #B331AA | 5.33:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #B331AA | 3.93:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #B331AA text on white | 5.33:1 | AA | Lc 75.4 | Fine for body text |
| #B331AA text on black | 3.93:1 | AA large text | Lc -26.4 | Dividers and decoration only |
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
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F5E4F2
oklch(93.6% 0.026 331.5)
-
Step 200
200
#EECDE9
oklch(88.4% 0.052 331)
-
Step 300
300
#E5AADD
oklch(80.9% 0.096 331.1)
-
Step 400
400
#D57ACC
oklch(70.6% 0.153 330.7)
-
Step 500
500
#C853BE
oklch(63% 0.194 331)
-
Step 600
600 (this color)
#B331AA
oklch(55.5% 0.211 331)
-
Step 700
700
#9A2292
oklch(49.2% 0.196 331.1)
-
Step 800
800
#7D1F77
oklch(42.7% 0.163 330.8)
-
Step 900
900
#652160
oklch(37.7% 0.127 330.8)
-
Step 950
950
#3B1538
oklch(27% 0.079 330.6)
#B331AA 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) | #255FAD | 0.227 |
| Deuteranopia (no green cones) | #5971A7 | 0.192 |
| Tritanopia (no blue cones) | #BA416A | 0.113 |
| Achromatopsia (no color) | #6B6B6B | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B331AA
#B331AA
oklch(55.5% 0.211 331)
- #008A42
#008A42
oklch(55.4% 0.149 151.1)
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 #B331AA, closest first.
No curated palette has a color within ΔE 0.04 of #B331AA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.050
- Purply #983FB2 ΔE 0.055
- Pinky Purple #C94CBE ΔE 0.069
- Medium Violet Red #C71585 ΔE 0.071
- Warm Purple #952E8F ΔE 0.071
- Dark Orchid #9932CC ΔE 0.077
- Medium Orchid #BA55D3 ΔE 0.082
- Amethyst #9B5FC0 ΔE 0.092
Use #B331AA 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.