#B1309B#B1309B

#B1309B is a mid, vivid pink. Relative luminance 0.138; OKLCH L 54.4% C 0.200 H 335.8°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B1309B
RGB	rgb(177, 48, 155)
HSL	hsl(310, 57%, 44%)
HSV	hsv(310, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 12.4%, 30.6%)
CIE-LAB	lab(43.99, 62.24, -30.03)
CIE-LCH	lch(43.99, 69.11, 334.24°)
OKLab	oklab(54.35% 0.1822 -0.0819)
OKLCH	oklch(54.35% 0.2 335.8)
XYZ	xyz(25.1052, 13.8298, 32.3512)
Luminance	0.1383 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1309B #30B146

analogous

#8730B1 #B1309B #B1305A

triadic

#B1309B #9BB130 #309BB1

tetradic

#B1309B #B18730 #30B146 #305AB1

square

#B1309B #B18730 #30B146 #305AB1

split-complementary

#B1309B #5AB130 #30B187

monochromatic

#511647 #812371 #B1309B #CF4FB9 #DC7FCC

Accessibility & contrast

On white

5.58

#B1309B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B1309B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1309B

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1309B	#FFFFFF	#000000	##FFFFFF
##B1309B	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315C9E

Deuteranopia (green-blind)

#5E6F98

Tritanopia (blue-blind)

#BA3962

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b1309b;
/* rgb */ color: rgb(177, 48, 155);
/* oklch */ color: oklch(54.4% 0.200 335.8);

Tailwind

colors: {
  custom: {
    50: '#cc75b9',
    500: '#b1309b',
    950: '#000000',
  },
}

SCSS

$custom: #b1309b;
$custom-light: #cc75b9;
$custom-dark: #000000;

JSON

{
  "hex": "#b1309b",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 155
  },
  "hsl": {
    "h": 310.233,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54354,
    "c": 0.1998,
    "h": 335.8
  },
  "luminance": 0.13828
}

Semantic roles & 50–950 ramp

primary

#B1309B

secondary

#78C585

accent

#E16147

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B1309B

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

Preview Lab → · Contrast checker → · Palette generator →