#B4307F#B4307F

#B4307F is a mid, vivid pink. Relative luminance 0.134; OKLCH L 53.5% C 0.184 H 348.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B4307F
RGB	rgb(180, 48, 127)
HSL	hsl(324, 58%, 45%)
HSV	hsv(324, 73%, 71%)
CMYK	cmyk(0%, 73.3%, 29.4%, 29.4%)
CIE-LAB	lab(43.29, 59.20, -14.07)
CIE-LCH	lch(43.29, 60.85, 346.63°)
OKLab	oklab(53.55% 0.1804 -0.0369)
OKLCH	oklch(53.55% 0.184 348.4)
XYZ	xyz(23.7113, 13.3522, 21.4031)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4307F #30B465

analogous

#A730B4 #B4307F #B4303D

triadic

#B4307F #7FB430 #307FB4

tetradic

#B4307F #B4A730 #30B465 #303DB4

square

#B4307F #B4A730 #30B465 #303DB4

split-complementary

#B4307F #3DB430 #30B4A7

monochromatic

#53163B #84235D #B4307F #D1519D #DD81B8

Accessibility & contrast

On white

5.72

#B4307F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B4307F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4307F

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4307F	#FFFFFF	#000000	##FFFFFF
##B4307F	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445881

Deuteranopia (green-blind)

#6A6F7C

Tritanopia (blue-blind)

#C12A53

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b4307f;
/* rgb */ color: rgb(180, 48, 127);
/* oklch */ color: oklch(53.5% 0.184 348.4);

Tailwind

colors: {
  custom: {
    50: '#cf74a4',
    500: '#b4307f',
    950: '#000000',
  },
}

SCSS

$custom: #b4307f;
$custom-light: #cf74a4;
$custom-dark: #000000;

JSON

{
  "hex": "#b4307f",
  "rgb": {
    "r": 180,
    "g": 48,
    "b": 127
  },
  "hsl": {
    "h": 324.091,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53547,
    "c": 0.18414,
    "h": 348.4
  },
  "luminance": 0.1335
}

Semantic roles & 50–950 ramp

primary

#B4307F

secondary

#79C698

accent

#E18547

background

#FDF7FA

surface

#FAEDF4

border

#D3C8CE

text

#14090F

muted

#837B7F

Preview Lab

Preview with #B4307F

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

Preview Lab → · Contrast checker → · Palette generator →