#B1307C#B1307C

#B1307C is a mid, vivid pink. Relative luminance 0.129; OKLCH L 52.9% C 0.180 H 348.9°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B1307C
RGB	rgb(177, 48, 124)
HSL	hsl(325, 57%, 44%)
HSV	hsv(325, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 29.9%, 30.6%)
CIE-LAB	lab(42.64, 58.04, -13.26)
CIE-LCH	lch(42.64, 59.53, 347.13°)
OKLab	oklab(52.94% 0.1769 -0.0348)
OKLCH	oklch(52.94% 0.18 348.9)
XYZ	xyz(22.8277, 12.9188, 20.3563)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1307C #30B165

analogous

#A630B1 #B1307C #B1303C

triadic

#B1307C #7CB130 #307CB1

tetradic

#B1307C #B1A630 #30B165 #303CB1

square

#B1307C #B1A630 #30B165 #303CB1

split-complementary

#B1307C #3CB130 #30B1A6

monochromatic

#511639 #81235A #B1307C #CF4F9B #DC7FB6

Accessibility & contrast

On white

5.86

#B1307C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B1307C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1307C

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1307C	#FFFFFF	#000000	##FFFFFF
##B1307C	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43567E

Deuteranopia (green-blind)

#696D79

Tritanopia (blue-blind)

#BE2A52

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b1307c;
/* rgb */ color: rgb(177, 48, 124);
/* oklch */ color: oklch(52.9% 0.180 348.9);

Tailwind

colors: {
  custom: {
    50: '#cd74a2',
    500: '#b1307c',
    950: '#000000',
  },
}

SCSS

$custom: #b1307c;
$custom-light: #cd74a2;
$custom-dark: #000000;

JSON

{
  "hex": "#b1307c",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 324.651,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52936,
    "c": 0.1803,
    "h": 348.9
  },
  "luminance": 0.12916
}

Semantic roles & 50–950 ramp

primary

#B1307C

secondary

#78C597

accent

#E18647

background

#FDF7F9

surface

#FAEDF2

border

#D3C8CC

text

#14090F

muted

#837B7E

Preview Lab

Preview with #B1307C

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

Preview Lab → · Contrast checker → · Palette generator →