#BB37B5#BB37B5

#BB37B5 is a mid, highly saturated purple. Relative luminance 0.166; OKLCH L 57.8% C 0.216 H 329.9°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX#BB37B5
RGBrgb(187, 55, 181)
HSLhsl(303, 55%, 47%)
HSVhsv(303, 71%, 73%)
CMYKcmyk(0%, 70.6%, 3.2%, 26.7%)
CIE-LABlab(47.80, 66.20, -39.34)
CIE-LCHlch(47.80, 77.00, 329.28°)
OKLaboklab(57.84% 0.1872 -0.1085)
OKLCHoklch(57.84% 0.216 329.9)
XYZxyz(30.2000, 16.6357, 45.3275)
Luminance0.1663 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB37B5 #37BB3D
analogous
#7F37BB #BB37B5 #BB3773
triadic
#BB37B5 #B5BB37 #37B5BB
tetradic
#BB37B5 #BB7F37 #37BB3D #3773BB
square
#BB37B5 #BB7F37 #37BB3D #3773BB
split-complementary
#BB37B5 #73BB37 #37BB7F
monochromatic
#5C1B59 #8C2987 #BB37B5 #D05FCB #DE8EDA

Accessibility & contrast

On white

4.85
#BB37B5 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.33
#BB37B5 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB37B5
4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB37B5#FFFFFF#000000##FFFFFF
##BB37B51.004.854.334.85
#FFFFFF4.851.0021.001.00
#0000004.3321.001.0021.00
##FFFFFF4.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2866B9
Deuteranopia (green-blind)
#5D78B2
Tritanopia (blue-blind)
#C24872
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #bb37b5;
/* rgb */ color: rgb(187, 55, 181);
/* oklch */ color: oklch(57.8% 0.216 329.9);
Tailwind
colors: {
  custom: {
    50: '#d37acb',
    500: '#bb37b5',
    950: '#000000',
  },
}
SCSS
$custom: #bb37b5;
$custom-light: #d37acb;
$custom-dark: #000000;
JSON
{
  "hex": "#bb37b5",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 181
  },
  "hsl": {
    "h": 302.727,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57843,
    "c": 0.21642,
    "h": 329.9
  },
  "luminance": 0.16633
}

Semantic roles & 50–950 ramp

primary
#BB37B5
secondary
#85C988
accent
#DE514A
background
#FDF7FC
surface
#FAEEF9
border
#D3C9D2
text
#150A13
muted
#837C82

Preview Lab

Preview with #BB37B5

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

Preview Lab → · Contrast checker → · Palette generator →

#BB37B5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva