#B428B3#B428B3

#B428B3 is a mid, highly saturated purple. Relative luminance 0.145; OKLCH L 55.5% C 0.227 H 328.4°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#B428B3
RGB	rgb(180, 40, 179)
HSL	hsl(300, 64%, 43%)
HSV	hsv(300, 78%, 71%)
CMYK	cmyk(0%, 77.8%, 0.6%, 29.4%)
CIE-LAB	lab(44.91, 69.03, -42.82)
CIE-LCH	lch(44.91, 81.23, 328.19°)
OKLab	oklab(55.52% 0.1932 -0.1187)
OKLCH	oklch(55.52% 0.227 328.4)
XYZ	xyz(27.7176, 14.4777, 43.9737)
Luminance	0.1448 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B428B3 #28B429

analogous

#6F28B4 #B428B3 #B4286D

triadic

#B428B3 #B3B428 #28B3B4

tetradic

#B428B3 #B46F28 #28B429 #286DB4

square

#B428B3 #B46F28 #28B429 #286DB4

split-complementary

#B428B3 #6DB428 #28B46F

monochromatic

#50124F #821D81 #B428B3 #D544D4 #E176E0

Accessibility & contrast

On white

5.39

#B428B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#B428B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B428B3

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B428B3	#FFFFFF	#000000	##FFFFFF
##B428B3	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FB7

Deuteranopia (green-blind)

#5170B0

Tritanopia (blue-blind)

#BA406D

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b428b3;
/* rgb */ color: rgb(180, 40, 179);
/* oklch */ color: oklch(55.5% 0.227 328.4);

Tailwind

colors: {
  custom: {
    50: '#cf73ca',
    500: '#b428b3',
    950: '#000000',
  },
}

SCSS

$custom: #b428b3;
$custom-light: #cf73ca;
$custom-dark: #000000;

JSON

{
  "hex": "#b428b3",
  "rgb": {
    "r": 180,
    "g": 40,
    "b": 179
  },
  "hsl": {
    "h": 300.429,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55521,
    "c": 0.22673,
    "h": 328.4
  },
  "luminance": 0.14476
}

Semantic roles & 50–950 ramp

primary

#B428B3

secondary

#70C870

accent

#E74241

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B428B3

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

Preview Lab → · Contrast checker → · Palette generator →