#B537C5
Closest named color: Purpley Pink (#C83CB9). oklch(57.9% 0.226 323), rgb(181, 55, 197).
Aa
White text reads best on this color (4.86:1).
About this color
#B537C5 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.226 and its hue 323°. 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 4.86:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.226) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.31:1 |
| White text | 4.86:1 |
Values
| HEX | #B537C5 |
| RGB | rgb(181, 55, 197) |
| HSL | hsl(293, 56%, 49%) |
| OKLCH | oklch(57.9% 0.226 323) |
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 #B537C5 | 4.86:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #B537C5 | 4.31:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #B537C5 text on white | 4.86:1 | AA | Lc 72.6 | Content text, not long reading |
| #B537C5 text on black | 4.31:1 | AA large text | Lc -29.1 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F4E4F6
oklch(93.7% 0.029 322.4)
-
Step 200
200
#ECCDEF
oklch(88.5% 0.057 323.3)
-
Step 300
300
#E1ABE7
oklch(81% 0.101 323.1)
-
Step 400
400
#D07ADB
oklch(70.7% 0.164 322.9)
-
Step 500
500
#C252D0
oklch(63.1% 0.208 323.1)
-
Step 600
600 (this color)
#B537C5
oklch(57.9% 0.226 323)
-
Step 700
700
#951EA3
oklch(49.2% 0.21 323.2)
-
Step 800
800
#791D84
oklch(42.7% 0.174 323.2)
-
Step 900
900
#62206A
oklch(37.8% 0.136 323.2)
-
Step 950
950
#39143E
oklch(26.9% 0.086 322.8)
#B537C5 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) | #0068C9 | 0.234 |
| Deuteranopia (no green cones) | #4E76C2 | 0.198 |
| Tritanopia (no blue cones) | #B8517B | 0.135 |
| Achromatopsia (no color) | #717171 | 0.228 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B537C5
#B537C5
oklch(57.9% 0.226 323)
- #00940C
#00940C
oklch(57.8% 0.194 142.9)
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 #B537C5, closest first.
No curated palette has a color within ΔE 0.04 of #B537C5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.046
- Medium Orchid #BA55D3 ΔE 0.054
- Pinky Purple #C94CBE ΔE 0.059
- Dark Orchid #9932CC ΔE 0.059
- Purply #983FB2 ΔE 0.061
- Vibrant Purple #AD03DE ΔE 0.062
- Purple Pink #D725DE ΔE 0.073
- Amethyst #9B5FC0 ΔE 0.083
Use #B537C5 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.