#B1305B#B1305B

#B1305B is a mid, vivid pink. Relative luminance 0.122; OKLCH L 51.8% C 0.167 H 5.2°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B1305B
RGB	rgb(177, 48, 91)
HSL	hsl(340, 57%, 44%)
HSV	hsv(340, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 48.6%, 30.6%)
CIE-LAB	lab(41.56, 54.53, 5.69)
CIE-LCH	lch(41.56, 54.83, 5.96°)
OKLab	oklab(51.79% 0.1666 0.0151)
OKLCH	oklch(51.79% 0.167 5.2)
XYZ	xyz(21.0785, 12.2191, 11.1441)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1305B #30B186

analogous

#B1309C #B1305B #B14630

triadic

#B1305B #5BB130 #305BB1

tetradic

#B1305B #9CB130 #30B186 #4630B1

square

#B1305B #9CB130 #30B186 #4630B1

split-complementary

#B1305B #30B146 #309CB1

monochromatic

#511629 #812342 #B1305B #CF4F7A #DC7F9E

Accessibility & contrast

On white

6.10

#B1305B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B1305B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1305B

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1305B	#FFFFFF	#000000	##FFFFFF
##B1305B	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E525C

Deuteranopia (green-blind)

#706B58

Tritanopia (blue-blind)

#C11742

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b1305b;
/* rgb */ color: rgb(177, 48, 91);
/* oklch */ color: oklch(51.8% 0.167 5.2);

Tailwind

colors: {
  custom: {
    50: '#ce7389',
    500: '#b1305b',
    950: '#000000',
  },
}

SCSS

$custom: #b1305b;
$custom-light: #ce7389;
$custom-dark: #000000;

JSON

{
  "hex": "#b1305b",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 91
  },
  "hsl": {
    "h": 340,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51791,
    "c": 0.1673,
    "h": 5.2
  },
  "luminance": 0.12216
}

Semantic roles & 50–950 ramp

primary

#B1305B

secondary

#78C5AB

accent

#E1AD47

background

#FDF7F8

surface

#FAEDF0

border

#D3C8CB

text

#15090B

muted

#837B7C

Preview Lab

Preview with #B1305B

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

Preview Lab → · Contrast checker → · Palette generator →