#B537D9#B537D9

#B537D9 is a mid, highly saturated purple. Relative luminance 0.176; OKLCH L 59.2% C 0.243 H 317.5°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#B537D9
RGB	rgb(181, 55, 217)
HSL	hsl(287, 68%, 53%)
HSV	hsv(287, 75%, 85%)
CMYK	cmyk(16.6%, 74.7%, 0%, 14.9%)
CIE-LAB	lab(48.97, 71.20, -58.34)
CIE-LCH	lch(48.97, 92.05, 320.67°)
OKLab	oklab(59.17% 0.1789 -0.1641)
OKLCH	oklch(59.17% 0.243 317.5)
XYZ	xyz(32.9448, 17.5673, 67.2877)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537D9 #5BD937

analogous

#6437D9 #B537D9 #D937AC

triadic

#B537D9 #D9B537 #37D9B5

tetradic

#B537D9 #D96437 #5BD937 #37ACD9

square

#B537D9 #D96437 #5BD937 #37ACD9

split-complementary

#B537D9 #ACD937 #37D964

monochromatic

#67187E #9122B1 #B537D9 #C86AE3 #DB9EED

Accessibility & contrast

On white

4.65

#B537D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#B537D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B537D9

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537D9	#FFFFFF	#000000	##FFFFFF
##B537D9	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDD

Deuteranopia (green-blind)

#3B78D5

Tritanopia (blue-blind)

#B35A86

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #b537d9;
/* rgb */ color: rgb(181, 55, 217);
/* oklch */ color: oklch(59.2% 0.243 317.5);

Tailwind

colors: {
  custom: {
    50: '#d07be5',
    500: '#b537d9',
    950: '#000000',
  },
}

SCSS

$custom: #b537d9;
$custom-light: #d07be5;
$custom-dark: #000000;

JSON

{
  "hex": "#b537d9",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 217
  },
  "hsl": {
    "h": 286.667,
    "s": 68.067,
    "l": 53.333
  },
  "oklch": {
    "l": 0.59168,
    "c": 0.24277,
    "h": 317.5
  },
  "luminance": 0.17566
}

Semantic roles & 50–950 ramp

primary

#B537D9

secondary

#A3D993

accent

#EB3D64

background

#FDF8FE

surface

#FAEFFC

border

#D3CAD5

text

#140A16

muted

#837C84

Preview Lab

Preview with #B537D9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →