#B21BB3#B21BB3

#B21BB3 is a mid, highly saturated purple. Relative luminance 0.135; OKLCH L 54.5% C 0.236 H 327.9°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B21BB3
RGB	rgb(178, 27, 179)
HSL	hsl(300, 74%, 40%)
HSV	hsv(300, 85%, 70%)
CMYK	cmyk(0.6%, 84.9%, 0%, 29.8%)
CIE-LAB	lab(43.52, 71.70, -45.06)
CIE-LCH	lch(43.52, 84.68, 327.85°)
OKLab	oklab(54.47% 0.1998 -0.1252)
OKLCH	oklch(54.47% 0.236 327.9)
XYZ	xyz(26.8884, 13.5056, 43.8297)
Luminance	0.1350 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B21BB3 #1CB31B

analogous

#661BB3 #B21BB3 #B31B68

triadic

#B21BB3 #B3B21B #1BB3B2

tetradic

#B21BB3 #B3661B #1CB31B #1B68B3

square

#B21BB3 #B3661B #1CB31B #1B68B3

split-complementary

#B21BB3 #68B31B #1BB366

monochromatic

#480B49 #7D137E #B21BB3 #DE2CDF #E661E7

Accessibility & contrast

On white

5.67

#B21BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B21BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B21BB3

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B21BB3	#FFFFFF	#000000	##FFFFFF
##B21BB3	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB7

Deuteranopia (green-blind)

#4B6DB0

Tritanopia (blue-blind)

#B83A6B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b21bb3;
/* rgb */ color: rgb(178, 27, 179);
/* oklch */ color: oklch(54.5% 0.236 327.9);

Tailwind

colors: {
  custom: {
    50: '#cd6fca',
    500: '#b21bb3',
    950: '#000000',
  },
}

SCSS

$custom: #b21bb3;
$custom-light: #cd6fca;
$custom-dark: #000000;

JSON

{
  "hex": "#b21bb3",
  "rgb": {
    "r": 178,
    "g": 27,
    "b": 179
  },
  "hsl": {
    "h": 299.605,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.54467,
    "c": 0.23577,
    "h": 327.9
  },
  "luminance": 0.13504
}

Semantic roles & 50–950 ramp

primary

#B21BB3

secondary

#5FCC5E

accent

#F03739

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B21BB3

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

Preview Lab → · Contrast checker → · Palette generator →