#B13132#B13132

#B13132 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.0% C 0.165 H 24.8°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#B13132
RGB	rgb(177, 49, 50)
HSL	hsl(360, 57%, 44%)
HSV	hsv(360, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 71.8%, 30.6%)
CIE-LAB	lab(40.86, 51.35, 30.21)
CIE-LCH	lch(40.86, 59.58, 30.46°)
OKLab	oklab(51% 0.1495 0.0692)
OKLCH	oklch(51% 0.165 24.8)
XYZ	xyz(19.8077, 11.7770, 4.2472)
Luminance	0.1177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13132 #31B1B0

analogous

#B13172 #B13132 #B17031

triadic

#B13132 #32B131 #3132B1

tetradic

#B13132 #72B131 #31B1B0 #7031B1

square

#B13132 #72B131 #31B1B0 #7031B1

split-complementary

#B13132 #31B170 #3172B1

monochromatic

#511617 #812424 #B13132 #CF5151 #DC8081

Accessibility & contrast

On white

6.26

#B13132 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B13132 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13132

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13132	#FFFFFF	#000000	##FFFFFF
##B13132	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F31

Deuteranopia (green-blind)

#766A2E

Tritanopia (blue-blind)

#C30033

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b13132;
/* rgb */ color: rgb(177, 49, 50);
/* oklch */ color: oklch(51.0% 0.165 24.8);

Tailwind

colors: {
  custom: {
    50: '#d0726a',
    500: '#b13132',
    950: '#000000',
  },
}

SCSS

$custom: #b13132;
$custom-light: #d0726a;
$custom-dark: #000000;

JSON

{
  "hex": "#b13132",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 50
  },
  "hsl": {
    "h": 359.531,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50999,
    "c": 0.16474,
    "h": 24.8
  },
  "luminance": 0.11774
}

Semantic roles & 50–950 ramp

primary

#B13132

secondary

#79C5C4

accent

#E0DF48

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B13132

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

Preview Lab → · Contrast checker → · Palette generator →