#BB37B4#BB37B4

#BB37B4 is a mid, highly saturated purple. Relative luminance 0.166; OKLCH L 57.8% C 0.216 H 330.2°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#BB37B4
RGB	rgb(187, 55, 180)
HSL	hsl(303, 55%, 47%)
HSV	hsv(303, 71%, 73%)
CMYK	cmyk(0%, 70.6%, 3.7%, 26.7%)
CIE-LAB	lab(47.75, 66.04, -38.84)
CIE-LCH	lch(47.75, 76.61, 329.54°)
OKLab	oklab(57.79% 0.1872 -0.1071)
OKLCH	oklch(57.79% 0.216 330.2)
XYZ	xyz(30.0978, 16.5948, 44.7891)
Luminance	0.1659 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB37B4 #37BB3E

analogous

#8037BB #BB37B4 #BB3772

triadic

#BB37B4 #B4BB37 #37B4BB

tetradic

#BB37B4 #BB8037 #37BB3E #3772BB

square

#BB37B4 #BB8037 #37BB3E #3772BB

split-complementary

#BB37B4 #72BB37 #37BB80

monochromatic

#5C1B59 #8C2986 #BB37B4 #D05FCA #DE8EDA

Accessibility & contrast

On white

4.86

#BB37B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#BB37B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB37B4

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB37B4	#FFFFFF	#000000	##FFFFFF
##BB37B4	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2966B7

Deuteranopia (green-blind)

#5E78B1

Tritanopia (blue-blind)

#C24872

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #bb37b4;
/* rgb */ color: rgb(187, 55, 180);
/* oklch */ color: oklch(57.8% 0.216 330.2);

Tailwind

colors: {
  custom: {
    50: '#d37acb',
    500: '#bb37b4',
    950: '#000000',
  },
}

SCSS

$custom: #bb37b4;
$custom-light: #d37acb;
$custom-dark: #000000;

JSON

{
  "hex": "#bb37b4",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 180
  },
  "hsl": {
    "h": 303.182,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57788,
    "c": 0.21566,
    "h": 330.2
  },
  "luminance": 0.16592
}

Semantic roles & 50–950 ramp

primary

#BB37B4

secondary

#85C989

accent

#DE524A

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#150A13

muted

#837C82

Preview Lab

Preview with #BB37B4

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

Preview Lab → · Contrast checker → · Palette generator →