#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
RGBrgb(177, 49, 91)
HSLhsl(340, 57%, 44%)
HSVhsv(340, 72%, 69%)
CMYKcmyk(0%, 72.3%, 48.6%, 30.6%)
CIE-LABlab(41.69, 54.17, 5.88)
CIE-LCHlch(41.69, 54.49, 6.19°)
OKLaboklab(51.89% 0.1655 0.0155)
OKLCHoklch(51.89% 0.166 5.4)
XYZxyz(21.1199, 12.3019, 11.1579)
Luminance0.1230 (WCAG relative)
Temperaturewarm
Familypink

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
##B1315B1.006.073.466.07
#FFFFFF6.071.0021.001.00
#0000003.4621.001.0021.00
##FFFFFF6.071.0021.001.00

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 →

#B1315B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva