#BB37A1#BB37A1

#BB37A1 is a mid, highly saturated pink. Relative luminance 0.159; OKLCH L 56.8% C 0.202 H 336.9°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#BB37A1
RGB	rgb(187, 55, 161)
HSL	hsl(312, 55%, 47%)
HSV	hsv(312, 71%, 73%)
CMYK	cmyk(0%, 70.6%, 13.9%, 26.7%)
CIE-LAB	lab(46.81, 63.13, -29.09)
CIE-LCH	lch(46.81, 69.51, 335.26°)
OKLab	oklab(56.81% 0.1857 -0.0791)
OKLCH	oklch(56.81% 0.202 336.9)
XYZ	xyz(28.2932, 15.8729, 35.2850)
Luminance	0.1587 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB37A1 #37BB51

analogous

#9337BB #BB37A1 #BB375F

triadic

#BB37A1 #A1BB37 #37A1BB

tetradic

#BB37A1 #BB9337 #37BB51 #375FBB

square

#BB37A1 #BB9337 #37BB51 #375FBB

split-complementary

#BB37A1 #5FBB37 #37BB93

monochromatic

#5C1B50 #8C2978 #BB37A1 #D05FBA #DE8ECE

Accessibility & contrast

On white

5.03

#BB37A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#BB37A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB37A1

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB37A1	#FFFFFF	#000000	##FFFFFF
##BB37A1	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A62A4

Deuteranopia (green-blind)

#66769E

Tritanopia (blue-blind)

#C53F68

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #bb37a1;
/* rgb */ color: rgb(187, 55, 161);
/* oklch */ color: oklch(56.8% 0.202 336.9);

Tailwind

colors: {
  custom: {
    50: '#d379bd',
    500: '#bb37a1',
    950: '#000000',
  },
}

SCSS

$custom: #bb37a1;
$custom-light: #d379bd;
$custom-dark: #000000;

JSON

{
  "hex": "#bb37a1",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 161
  },
  "hsl": {
    "h": 311.818,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56807,
    "c": 0.20182,
    "h": 336.9
  },
  "luminance": 0.1587
}

Semantic roles & 50–950 ramp

primary

#BB37A1

secondary

#85C993

accent

#DE674A

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#150A12

muted

#837C81

Preview Lab

Preview with #BB37A1

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

Preview Lab → · Contrast checker → · Palette generator →