#B1318B#B1318B

#B1318B is a mid, vivid pink. Relative luminance 0.134; OKLCH L 53.7% C 0.188 H 342.3°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B1318B
RGB	rgb(177, 49, 139)
HSL	hsl(318, 57%, 44%)
HSV	hsv(318, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 21.5%, 30.6%)
CIE-LAB	lab(43.37, 59.62, -21.31)
CIE-LCH	lch(43.37, 63.32, 340.33°)
OKLab	oklab(53.67% 0.179 -0.0572)
OKLCH	oklch(53.67% 0.188 342.3)
XYZ	xyz(23.8908, 13.4102, 25.7513)
Luminance	0.1341 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1318B #31B157

analogous

#9731B1 #B1318B #B1314B

triadic

#B1318B #8BB131 #318BB1

tetradic

#B1318B #B19731 #31B157 #314BB1

square

#B1318B #B19731 #31B157 #314BB1

split-complementary

#B1318B #4BB131 #31B197

monochromatic

#511640 #812465 #B1318B #CF51A9 #DC80C1

Accessibility & contrast

On white

5.70

#B1318B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B1318B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1318B

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1318B	#FFFFFF	#000000	##FFFFFF
##B1318B	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D598E

Deuteranopia (green-blind)

#656E88

Tritanopia (blue-blind)

#BC325A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b1318b;
/* rgb */ color: rgb(177, 49, 139);
/* oklch */ color: oklch(53.7% 0.188 342.3);

Tailwind

colors: {
  custom: {
    50: '#cc75ad',
    500: '#b1318b',
    950: '#000000',
  },
}

SCSS

$custom: #b1318b;
$custom-light: #cc75ad;
$custom-dark: #000000;

JSON

{
  "hex": "#b1318b",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 139
  },
  "hsl": {
    "h": 317.813,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53671,
    "c": 0.18791,
    "h": 342.3
  },
  "luminance": 0.13408
}

Semantic roles & 50–950 ramp

primary

#B1318B

secondary

#79C58F

accent

#E07548

background

#FDF7FA

surface

#FAEDF4

border

#D3C8CE

text

#140910

muted

#837B7F

Preview Lab

Preview with #B1318B

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

Preview Lab → · Contrast checker → · Palette generator →