#B31614#B31614

#B31614 is a mid, vivid red. Relative luminance 0.102; OKLCH L 49.0% C 0.189 H 28.3°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#B31614
RGB	rgb(179, 22, 20)
HSL	hsl(1, 80%, 39%)
HSV	hsv(1, 89%, 70%)
CMYK	cmyk(0%, 87.7%, 88.8%, 29.8%)
CIE-LAB	lab(38.22, 58.68, 44.17)
CIE-LCH	lch(38.22, 73.45, 36.97°)
OKLab	oklab(49.01% 0.1664 0.0896)
OKLCH	oklch(49.01% 0.189 28.3)
XYZ	xyz(19.0061, 10.2113, 1.6320)
Luminance	0.1021 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31614 #14B1B3

analogous

#B31462 #B31614 #B36614

triadic

#B31614 #14B316 #1614B3

tetradic

#B31614 #62B314 #14B1B3 #6614B3

square

#B31614 #62B314 #14B1B3 #6614B3

split-complementary

#B31614 #14B366 #1462B3

monochromatic

#450808 #7C0F0E #B31614 #E6211E #EC5755

Accessibility & contrast

On white

6.90

#B31614 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#B31614 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31614

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31614	#FFFFFF	#000000	##FFFFFF
##B31614	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4410

Deuteranopia (green-blind)

#736606

Tritanopia (blue-blind)

#C60019

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #b31614;
/* rgb */ color: rgb(179, 22, 20);
/* oklch */ color: oklch(49.0% 0.189 28.3);

Tailwind

colors: {
  custom: {
    50: '#d56855',
    500: '#b31614',
    950: '#000000',
  },
}

SCSS

$custom: #b31614;
$custom-light: #d56855;
$custom-dark: #000000;

JSON

{
  "hex": "#b31614",
  "rgb": {
    "r": 179,
    "g": 22,
    "b": 20
  },
  "hsl": {
    "h": 0.755,
    "s": 79.899,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49011,
    "c": 0.18895,
    "h": 28.3
  },
  "luminance": 0.10208
}

Semantic roles & 50–950 ramp

primary

#B31614

secondary

#54CDCF

accent

#F4F631

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#170703

muted

#857A78

Preview Lab

Preview with #B31614

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

Preview Lab → · Contrast checker → · Palette generator →