#B4289B#B4289B

#B4289B is a mid, highly saturated pink. Relative luminance 0.136; OKLCH L 54.2% C 0.210 H 336.6°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B4289B
RGB	rgb(180, 40, 155)
HSL	hsl(311, 64%, 43%)
HSV	hsv(311, 78%, 71%)
CMYK	cmyk(0%, 77.8%, 13.9%, 29.4%)
CIE-LAB	lab(43.64, 65.41, -30.54)
CIE-LCH	lch(43.64, 72.19, 334.97°)
OKLab	oklab(54.2% 0.1925 -0.0832)
OKLCH	oklch(54.2% 0.21 336.6)
XYZ	xyz(25.4981, 13.5898, 32.2842)
Luminance	0.1359 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4289B #28B441

analogous

#8728B4 #B4289B #B42855

triadic

#B4289B #9BB428 #289BB4

tetradic

#B4289B #B48728 #28B441 #2855B4

square

#B4289B #B48728 #28B441 #2855B4

split-complementary

#B4289B #55B428 #28B487

monochromatic

#501245 #821D70 #B4289B #D544BB #E176CD

Accessibility & contrast

On white

5.65

#B4289B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B4289B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4289B

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4289B	#FFFFFF	#000000	##FFFFFF
##B4289B	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5A9E

Deuteranopia (green-blind)

#5E6F98

Tritanopia (blue-blind)

#BE3260

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b4289b;
/* rgb */ color: rgb(180, 40, 155);
/* oklch */ color: oklch(54.2% 0.210 336.6);

Tailwind

colors: {
  custom: {
    50: '#ce72b9',
    500: '#b4289b',
    950: '#000000',
  },
}

SCSS

$custom: #b4289b;
$custom-light: #ce72b9;
$custom-dark: #000000;

JSON

{
  "hex": "#b4289b",
  "rgb": {
    "r": 180,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 310.714,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.54201,
    "c": 0.20976,
    "h": 336.6
  },
  "luminance": 0.13587
}

Semantic roles & 50–950 ramp

primary

#B4289B

secondary

#70C880

accent

#E75F41

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B4289B

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

Preview Lab → · Contrast checker → · Palette generator →