#B1315B#B1315B

#B1315B is a mid, vivid pink. Relative luminance 0.123; OKLCH L 51.9% C 0.166 H 5.4°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B1315B
RGB	rgb(177, 49, 91)
HSL	hsl(340, 57%, 44%)
HSV	hsv(340, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 48.6%, 30.6%)
CIE-LAB	lab(41.69, 54.17, 5.88)
CIE-LCH	lch(41.69, 54.49, 6.19°)
OKLab	oklab(51.89% 0.1655 0.0155)
OKLCH	oklch(51.89% 0.166 5.4)
XYZ	xyz(21.1199, 12.3019, 11.1579)
Luminance	0.1230 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1315B #31B187

analogous

#B1319B #B1315B #B14731

triadic

#B1315B #5BB131 #315BB1

tetradic

#B1315B #9BB131 #31B187 #4731B1

square

#B1315B #9BB131 #31B187 #4731B1

split-complementary

#B1315B #31B147 #319BB1

monochromatic

#51162A #812442 #B1315B #CF517A #DC809E

Accessibility & contrast

On white

6.07

#B1315B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B1315B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1315B

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1315B	#FFFFFF	#000000	##FFFFFF
##B1315B	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F525C

Deuteranopia (green-blind)

#716C58

Tritanopia (blue-blind)

#C11942

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b1315b;
/* rgb */ color: rgb(177, 49, 91);
/* oklch */ color: oklch(51.9% 0.166 5.4);

Tailwind

colors: {
  custom: {
    50: '#ce7389',
    500: '#b1315b',
    950: '#000000',
  },
}

SCSS

$custom: #b1315b;
$custom-light: #ce7389;
$custom-dark: #000000;

JSON

{
  "hex": "#b1315b",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 91
  },
  "hsl": {
    "h": 340.313,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51887,
    "c": 0.1662,
    "h": 5.4
  },
  "luminance": 0.12299
}

Semantic roles & 50–950 ramp

primary

#B1315B

secondary

#79C5AC

accent

#E0AE48

background

#FDF7F8

surface

#FAEDF0

border

#D3C8CB

text

#15090B

muted

#837B7C

Preview Lab

Preview with #B1315B

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

Preview Lab → · Contrast checker → · Palette generator →