#B1307F#B1307F

#B1307F is a mid, vivid pink. Relative luminance 0.130; OKLCH L 53.1% C 0.182 H 347.5°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#B1307F
RGB	rgb(177, 48, 127)
HSL	hsl(323, 57%, 44%)
HSV	hsv(323, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 28.2%, 30.6%)
CIE-LAB	lab(42.76, 58.41, -14.92)
CIE-LCH	lch(42.76, 60.28, 345.67°)
OKLab	oklab(53.06% 0.1776 -0.0393)
OKLCH	oklch(53.06% 0.182 347.5)
XYZ	xyz(23.0203, 12.9959, 21.3707)
Luminance	0.1299 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1307F #30B162

analogous

#A330B1 #B1307F #B1303F

triadic

#B1307F #7FB130 #307FB1

tetradic

#B1307F #B1A330 #30B162 #303FB1

square

#B1307F #B1A330 #30B162 #303FB1

split-complementary

#B1307F #3FB130 #30B1A3

monochromatic

#51163A #81235C #B1307F #CF4F9E #DC7FB8

Accessibility & contrast

On white

5.84

#B1307F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B1307F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1307F

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1307F	#FFFFFF	#000000	##FFFFFF
##B1307F	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425781

Deuteranopia (green-blind)

#686D7C

Tritanopia (blue-blind)

#BD2B53

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b1307f;
/* rgb */ color: rgb(177, 48, 127);
/* oklch */ color: oklch(53.1% 0.182 347.5);

Tailwind

colors: {
  custom: {
    50: '#cc74a4',
    500: '#b1307f',
    950: '#000000',
  },
}

SCSS

$custom: #b1307f;
$custom-light: #cc74a4;
$custom-dark: #000000;

JSON

{
  "hex": "#b1307f",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 127
  },
  "hsl": {
    "h": 323.256,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53059,
    "c": 0.18194,
    "h": 347.5
  },
  "luminance": 0.12993
}

Semantic roles & 50–950 ramp

primary

#B1307F

secondary

#78C596

accent

#E18347

background

#FDF7FA

surface

#FAEDF4

border

#D3C8CE

text

#14090F

muted

#837B7F

Preview Lab

Preview with #B1307F

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

Preview Lab → · Contrast checker → · Palette generator →