#B731B2
Closest named color: Purpley Pink (#C83CB9). oklch(56.6% 0.219 329.6), rgb(183, 49, 178).
Aa
White text reads best on this color (5.12:1).
About this color
#B731B2 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.219 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.040 away. White text reads best on it, at 5.12:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.219) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #B731B2 |
| RGB | rgb(183, 49, 178) |
| HSL | hsl(302, 58%, 45%) |
| OKLCH | oklch(56.6% 0.219 329.6) |
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 #B731B2 | 5.12:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #B731B2 | 4.09:1 | AA large text | Lc 30.0 | Dividers and decoration only |
| #B731B2 text on white | 5.12:1 | AA | Lc 74.1 | Content text, not long reading |
| #B731B2 text on black | 4.09:1 | AA large text | Lc -27.6 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F5E3F3
oklch(93.5% 0.029 329.3)
-
Step 200
200
#EFCDEB
oklch(88.6% 0.055 329.9)
-
Step 300
300
#E5AADF
oklch(80.9% 0.098 329.9)
-
Step 400
400
#D679CF
oklch(70.7% 0.158 329.9)
-
Step 500
500
#C851C3
oklch(63.1% 0.201 329.3)
-
Step 600
600 (this color)
#B731B2
oklch(56.6% 0.219 329.6)
-
Step 700
700
#9A1D96
oklch(49% 0.203 329.6)
-
Step 800
800
#7D1C7A
oklch(42.6% 0.169 329.4)
-
Step 900
900
#651F62
oklch(37.6% 0.131 329.6)
-
Step 950
950
#3C143A
oklch(27.1% 0.084 329.6)
#B731B2 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) | #1E62B6 | 0.236 |
| Deuteranopia (no green cones) | #5974AF | 0.198 |
| Tritanopia (no blue cones) | #BE446F | 0.119 |
| Achromatopsia (no color) | #6E6E6E | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B731B2
#B731B2
oklch(56.6% 0.219 329.6)
- #008E3F
#008E3F
oklch(56.5% 0.156 149.8)
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 #B731B2, closest first.
No curated palette has a color within ΔE 0.04 of #B731B2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.040
- Pinky Purple #C94CBE ΔE 0.060
- Purply #983FB2 ΔE 0.060
- Medium Orchid #BA55D3 ΔE 0.073
- Dark Orchid #9932CC ΔE 0.075
- Medium Violet Red #C71585 ΔE 0.078
- Vibrant Purple #AD03DE ΔE 0.084
- Warm Purple #952E8F ΔE 0.084
Use #B731B2 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.