#B1314B#B1314B

#B1314B is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.164 H 13.5°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B1314B
RGB	rgb(177, 49, 75)
HSL	hsl(348, 57%, 44%)
HSV	hsv(348, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 57.6%, 30.6%)
CIE-LAB	lab(41.30, 52.87, 15.37)
CIE-LCH	lch(41.30, 55.06, 16.21°)
OKLab	oklab(51.47% 0.1593 0.0382)
OKLCH	oklch(51.47% 0.164 13.5)
XYZ	xyz(20.5017, 12.0546, 7.9025)
Luminance	0.1205 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1314B #31B197

analogous

#B1318B #B1314B #B15731

triadic

#B1314B #4BB131 #314BB1

tetradic

#B1314B #8BB131 #31B197 #5731B1

square

#B1314B #8BB131 #31B197 #5731B1

split-complementary

#B1314B #31B157 #318BB1

monochromatic

#511622 #812437 #B1314B #CF516A #DC8093

Accessibility & contrast

On white

6.16

#B1314B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B1314B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1314B

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1314B	#FFFFFF	#000000	##FFFFFF
##B1314B	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52514B

Deuteranopia (green-blind)

#736B48

Tritanopia (blue-blind)

#C20E3C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b1314b;
/* rgb */ color: rgb(177, 49, 75);
/* oklch */ color: oklch(51.5% 0.164 13.5);

Tailwind

colors: {
  custom: {
    50: '#cf737d',
    500: '#b1314b',
    950: '#000000',
  },
}

SCSS

$custom: #b1314b;
$custom-light: #cf737d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1314b",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 75
  },
  "hsl": {
    "h": 347.813,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51472,
    "c": 0.16381,
    "h": 13.5
  },
  "luminance": 0.12052
}

Semantic roles & 50–950 ramp

primary

#B1314B

secondary

#79C5B6

accent

#E0C148

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B1314B

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

Preview Lab → · Contrast checker → · Palette generator →