#B1309A#B1309A

#B1309A is a mid, vivid pink. Relative luminance 0.138; OKLCH L 54.3% C 0.199 H 336.2°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B1309A
RGB	rgb(177, 48, 154)
HSL	hsl(311, 57%, 44%)
HSV	hsv(311, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 13%, 30.6%)
CIE-LAB	lab(43.94, 62.09, -29.50)
CIE-LCH	lch(43.94, 68.74, 334.58°)
OKLab	oklab(54.3% 0.1821 -0.0804)
OKLCH	oklch(54.3% 0.199 336.2)
XYZ	xyz(25.0215, 13.7964, 31.9108)
Luminance	0.1379 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1309A #30B147

analogous

#8830B1 #B1309A #B1305A

triadic

#B1309A #9AB130 #309AB1

tetradic

#B1309A #B18830 #30B147 #305AB1

square

#B1309A #B18830 #30B147 #305AB1

split-complementary

#B1309A #5AB130 #30B188

monochromatic

#511646 #812370 #B1309A #CF4FB8 #DC7FCC

Accessibility & contrast

On white

5.59

#B1309A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B1309A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1309A

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1309A	#FFFFFF	#000000	##FFFFFF
##B1309A	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325B9D

Deuteranopia (green-blind)

#5F6F97

Tritanopia (blue-blind)

#BA3961

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b1309a;
/* rgb */ color: rgb(177, 48, 154);
/* oklch */ color: oklch(54.3% 0.199 336.2);

Tailwind

colors: {
  custom: {
    50: '#cc75b8',
    500: '#b1309a',
    950: '#000000',
  },
}

SCSS

$custom: #b1309a;
$custom-light: #cc75b8;
$custom-dark: #000000;

JSON

{
  "hex": "#b1309a",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 154
  },
  "hsl": {
    "h": 310.698,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54304,
    "c": 0.19909,
    "h": 336.2
  },
  "luminance": 0.13794
}

Semantic roles & 50–950 ramp

primary

#B1309A

secondary

#78C585

accent

#E16347

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B1309A

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

Preview Lab → · Contrast checker → · Palette generator →