#B13141#B13141

#B13141 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.3% C 0.164 H 18.3°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B13141
RGB	rgb(177, 49, 65)
HSL	hsl(353, 57%, 44%)
HSV	hsv(353, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 63.3%, 30.6%)
CIE-LAB	lab(41.10, 52.19, 21.34)
CIE-LCH	lch(41.10, 56.38, 22.25°)
OKLab	oklab(51.26% 0.1553 0.0514)
OKLCH	oklch(51.26% 0.164 18.3)
XYZ	xyz(20.1860, 11.9283, 6.2395)
Luminance	0.1192 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13141 #31B1A1

analogous

#B13181 #B13141 #B16131

triadic

#B13141 #41B131 #3141B1

tetradic

#B13141 #81B131 #31B1A1 #6131B1

square

#B13141 #81B131 #31B1A1 #6131B1

split-complementary

#B13141 #31B161 #3181B1

monochromatic

#51161E #81242F #B13141 #CF5160 #DC808C

Accessibility & contrast

On white

6.20

#B13141 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B13141 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13141

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13141	#FFFFFF	#000000	##FFFFFF
##B13141	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545041

Deuteranopia (green-blind)

#746B3D

Tritanopia (blue-blind)

#C20638

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b13141;
/* rgb */ color: rgb(177, 49, 65);
/* oklch */ color: oklch(51.3% 0.164 18.3);

Tailwind

colors: {
  custom: {
    50: '#cf7375',
    500: '#b13141',
    950: '#000000',
  },
}

SCSS

$custom: #b13141;
$custom-light: #cf7375;
$custom-dark: #000000;

JSON

{
  "hex": "#b13141",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 65
  },
  "hsl": {
    "h": 352.5,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51257,
    "c": 0.16359,
    "h": 18.3
  },
  "luminance": 0.11925
}

Semantic roles & 50–950 ramp

primary

#B13141

secondary

#79C5BB

accent

#E0CD48

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13141

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

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