#B428A9#B428A9

#B428A9 is a mid, highly saturated purple. Relative luminance 0.141; OKLCH L 54.9% C 0.219 H 331.7°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#B428A9
RGB	rgb(180, 40, 169)
HSL	hsl(305, 64%, 43%)
HSV	hsv(305, 78%, 71%)
CMYK	cmyk(0%, 77.8%, 6.1%, 29.4%)
CIE-LAB	lab(44.36, 67.47, -37.77)
CIE-LCH	lch(44.36, 77.33, 330.76°)
OKLab	oklab(54.95% 0.1932 -0.1041)
OKLCH	oklch(54.95% 0.219 331.7)
XYZ	xyz(26.7427, 14.0877, 38.8391)
Luminance	0.1409 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B428A9 #28B433

analogous

#7928B4 #B428A9 #B42863

triadic

#B428A9 #A9B428 #28A9B4

tetradic

#B428A9 #B47928 #28B433 #2863B4

square

#B428A9 #B47928 #28B433 #2863B4

split-complementary

#B428A9 #63B428 #28B479

monochromatic

#50124B #821D7A #B428A9 #D544CA #E176D8

Accessibility & contrast

On white

5.50

#B428A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B428A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B428A9

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B428A9	#FFFFFF	#000000	##FFFFFF
##B428A9	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A5DAC

Deuteranopia (green-blind)

#5770A6

Tritanopia (blue-blind)

#BC3A68

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b428a9;
/* rgb */ color: rgb(180, 40, 169);
/* oklch */ color: oklch(54.9% 0.219 331.7);

Tailwind

colors: {
  custom: {
    50: '#ce73c3',
    500: '#b428a9',
    950: '#000000',
  },
}

SCSS

$custom: #b428a9;
$custom-light: #ce73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#b428a9",
  "rgb": {
    "r": 180,
    "g": 40,
    "b": 169
  },
  "hsl": {
    "h": 304.714,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5495,
    "c": 0.21947,
    "h": 331.7
  },
  "luminance": 0.14085
}

Semantic roles & 50–950 ramp

primary

#B428A9

secondary

#70C877

accent

#E74E41

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140912

muted

#837B81

Preview Lab

Preview with #B428A9

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

Preview Lab → · Contrast checker → · Palette generator →