#B1323F#B1323F

#B1323F is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.163 H 19.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B1323F
RGB	rgb(177, 50, 63)
HSL	hsl(354, 56%, 45%)
HSV	hsv(354, 72%, 69%)
CMYK	cmyk(0%, 71.8%, 64.4%, 30.6%)
CIE-LAB	lab(41.20, 51.69, 22.71)
CIE-LCH	lch(41.20, 56.46, 23.72°)
OKLab	oklab(51.32% 0.1533 0.0543)
OKLCH	oklch(51.32% 0.163 19.5)
XYZ	xyz(20.1714, 11.9901, 5.9538)
Luminance	0.1199 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1323F #32B1A4

analogous

#B1327F #B1323F #B16432

triadic

#B1323F #3FB132 #323FB1

tetradic

#B1323F #7FB132 #32B1A4 #6432B1

square

#B1323F #7FB132 #32B1A4 #6432B1

split-complementary

#B1323F #32B164 #327FB1

monochromatic

#52171D #81252E #B1323F #CE525F #DC828B

Accessibility & contrast

On white

6.18

#B1323F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B1323F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1323F

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1323F	#FFFFFF	#000000	##FFFFFF
##B1323F	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503F

Deuteranopia (green-blind)

#756B3B

Tritanopia (blue-blind)

#C20838

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b1323f;
/* rgb */ color: rgb(177, 50, 63);
/* oklch */ color: oklch(51.3% 0.163 19.5);

Tailwind

colors: {
  custom: {
    50: '#cf7374',
    500: '#b1323f',
    950: '#000000',
  },
}

SCSS

$custom: #b1323f;
$custom-light: #cf7374;
$custom-dark: #000000;

JSON

{
  "hex": "#b1323f",
  "rgb": {
    "r": 177,
    "g": 50,
    "b": 63
  },
  "hsl": {
    "h": 353.858,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51319,
    "c": 0.16266,
    "h": 19.5
  },
  "luminance": 0.11987
}

Semantic roles & 50–950 ramp

primary

#B1323F

secondary

#7AC5BD

accent

#DFD049

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B1323F

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

Preview Lab → · Contrast checker → · Palette generator →