#B537A7
Closest named color: Purpley Pink (#C83CB9). oklch(56.2% 0.203 332.8), rgb(181, 55, 167).
Aa
White text reads best on this color (5.16:1).
About this color
#B537A7 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.203 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.046 away. White text reads best on it, at 5.16:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.203) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #B537A7 |
| RGB | rgb(181, 55, 167) |
| HSL | hsl(307, 53%, 46%) |
| OKLCH | oklch(56.2% 0.203 332.8) |
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 #B537A7 | 5.16:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #B537A7 | 4.06:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #B537A7 text on white | 5.16:1 | AA | Lc 74.5 | Content text, not long reading |
| #B537A7 text on black | 4.06:1 | AA large text | Lc -27.2 | 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
#FBF3F9
oklch(97.2% 0.012 334.1)
-
Step 100
100
#F5E4F2
oklch(93.6% 0.026 331.5)
-
Step 200
200
#EECDE8
oklch(88.4% 0.051 332.1)
-
Step 300
300
#E5ABDA
oklch(80.9% 0.091 333.2)
-
Step 400
400
#D57CC8
oklch(70.7% 0.146 332.5)
-
Step 500
500
#C856B9
oklch(63.2% 0.186 332.9)
-
Step 600
600 (this color)
#B537A7
oklch(56.2% 0.203 332.8)
-
Step 700
700
#9A258D
oklch(49.1% 0.189 333.1)
-
Step 800
800
#7D2273
oklch(42.8% 0.156 332.8)
-
Step 900
900
#65225D
oklch(37.7% 0.122 332.7)
-
Step 950
950
#3B1536
oklch(26.9% 0.077 332.8)
#B537A7 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) | #3262AA | 0.217 |
| Deuteranopia (no green cones) | #5F74A4 | 0.186 |
| Tritanopia (no blue cones) | #BD436B | 0.105 |
| Achromatopsia (no color) | #6D6D6D | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B537A7
#B537A7
oklch(56.2% 0.203 332.8)
- #008C49
#008C49
oklch(56.1% 0.145 152.9)
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 #B537A7, closest first.
No curated palette has a color within ΔE 0.04 of #B537A7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.046
- Purply #983FB2 ΔE 0.059
- Pinky Purple #C94CBE ΔE 0.062
- Medium Violet Red #C71585 ΔE 0.066
- Warm Purple #952E8F ΔE 0.075
- Medium Orchid #BA55D3 ΔE 0.079
- Dark Orchid #9932CC ΔE 0.085
- Amethyst #9B5FC0 ΔE 0.088
Use #B537A7 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.