#BB37A6#BB37A6

#BB37A6 is a mid, highly saturated purple. Relative luminance 0.161; OKLCH L 57.1% C 0.205 H 335.1°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#BB37A6
RGB	rgb(187, 55, 166)
HSL	hsl(310, 55%, 47%)
HSV	hsv(310, 71%, 73%)
CMYK	cmyk(0%, 70.6%, 11.2%, 26.7%)
CIE-LAB	lab(47.04, 63.87, -31.69)
CIE-LCH	lch(47.04, 71.30, 333.61°)
OKLab	oklab(57.06% 0.1862 -0.0865)
OKLCH	oklch(57.06% 0.205 335.1)
XYZ	xyz(28.7430, 16.0528, 37.6537)
Luminance	0.1605 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB37A6 #37BB4C

analogous

#8E37BB #BB37A6 #BB3764

triadic

#BB37A6 #A6BB37 #37A6BB

tetradic

#BB37A6 #BB8E37 #37BB4C #3764BB

square

#BB37A6 #BB8E37 #37BB4C #3764BB

split-complementary

#BB37A6 #64BB37 #37BB8E

monochromatic

#5C1B52 #8C297C #BB37A6 #D05FBE #DE8ED1

Accessibility & contrast

On white

4.99

#BB37A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#BB37A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB37A6

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB37A6	#FFFFFF	#000000	##FFFFFF
##BB37A6	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3763A9

Deuteranopia (green-blind)

#6477A3

Tritanopia (blue-blind)

#C4416A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #bb37a6;
/* rgb */ color: rgb(187, 55, 166);
/* oklch */ color: oklch(57.1% 0.205 335.1);

Tailwind

colors: {
  custom: {
    50: '#d37ac1',
    500: '#bb37a6',
    950: '#000000',
  },
}

SCSS

$custom: #bb37a6;
$custom-light: #d37ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#bb37a6",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 166
  },
  "hsl": {
    "h": 309.545,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57055,
    "c": 0.20535,
    "h": 335.1
  },
  "luminance": 0.1605
}

Semantic roles & 50–950 ramp

primary

#BB37A6

secondary

#85C990

accent

#DE614A

background

#FDF7FB

surface

#FAEEF7

border

#D3C9D0

text

#150A12

muted

#837C81

Preview Lab

Preview with #BB37A6

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

Preview Lab → · Contrast checker → · Palette generator →