#B537A4#B537A4

#B537A4 is a mid, highly saturated purple. Relative luminance 0.152; OKLCH L 56.0% C 0.200 H 333.9°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#B537A4
RGB	rgb(181, 55, 164)
HSL	hsl(308, 53%, 46%)
HSV	hsv(308, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 9.4%, 29%)
CIE-LAB	lab(45.96, 62.12, -32.27)
CIE-LCH	lch(45.96, 70.00, 332.55°)
OKLab	oklab(56.05% 0.1799 -0.0883)
OKLCH	oklch(56.05% 0.2 333.9)
XYZ	xyz(27.1233, 15.2387, 36.6276)
Luminance	0.1524 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537A4 #37B548

analogous

#8737B5 #B537A4 #B53765

triadic

#B537A4 #A4B537 #37A4B5

tetradic

#B537A4 #B58737 #37B548 #3765B5

square

#B537A4 #B58737 #37B548 #3765B5

split-complementary

#B537A4 #65B537 #37B587

monochromatic

#571A4F #862979 #B537A4 #CD5CBE #DC8BD1

Accessibility & contrast

On white

5.19

#B537A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#B537A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537A4

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537A4	#FFFFFF	#000000	##FFFFFF
##B537A4	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3461A7

Deuteranopia (green-blind)

#6073A1

Tritanopia (blue-blind)

#BD4269

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b537a4;
/* rgb */ color: rgb(181, 55, 164);
/* oklch */ color: oklch(56.0% 0.200 333.9);

Tailwind

colors: {
  custom: {
    50: '#cf79bf',
    500: '#b537a4',
    950: '#000000',
  },
}

SCSS

$custom: #b537a4;
$custom-light: #cf79bf;
$custom-dark: #000000;

JSON

{
  "hex": "#b537a4",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 164
  },
  "hsl": {
    "h": 308.095,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56049,
    "c": 0.20042,
    "h": 333.9
  },
  "luminance": 0.15236
}

Semantic roles & 50–950 ramp

primary

#B537A4

secondary

#82C68B

accent

#DD5F4B

background

#FDF7FB

surface

#FAEEF7

border

#D3C9D0

text

#140A12

muted

#837C81

Preview Lab

Preview with #B537A4

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

Preview Lab → · Contrast checker → · Palette generator →