#B32718#B32718

#B32718 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.178 H 30.3°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#B32718
RGB	rgb(179, 39, 24)
HSL	hsl(6, 76%, 40%)
HSV	hsv(6, 87%, 70%)
CMYK	cmyk(0%, 78.2%, 86.6%, 29.8%)
CIE-LAB	lab(39.75, 54.49, 43.52)
CIE-LCH	lch(39.75, 69.74, 38.62°)
OKLab	oklab(50.16% 0.1539 0.0901)
OKLCH	oklch(50.16% 0.178 30.3)
XYZ	xyz(19.4832, 11.1039, 1.9814)
Luminance	0.1110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32718 #18A4B3

analogous

#B31857 #B32718 #B37418

triadic

#B32718 #18B327 #2718B3

tetradic

#B32718 #57B318 #18A4B3 #7418B3

square

#B32718 #57B318 #18A4B3 #7418B3

split-complementary

#B32718 #18B374 #1857B3

monochromatic

#470F0A #7D1B11 #B32718 #E23826 #E96A5C

Accessibility & contrast

On white

6.52

#B32718 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B32718 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32718

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32718	#FFFFFF	#000000	##FFFFFF
##B32718	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A14

Deuteranopia (green-blind)

#76690E

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b32718;
/* rgb */ color: rgb(179, 39, 24);
/* oklch */ color: oklch(50.2% 0.178 30.3);

Tailwind

colors: {
  custom: {
    50: '#d46e58',
    500: '#b32718',
    950: '#000000',
  },
}

SCSS

$custom: #b32718;
$custom-light: #d46e58;
$custom-dark: #000000;

JSON

{
  "hex": "#b32718",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 24
  },
  "hsl": {
    "h": 5.806,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.5016,
    "c": 0.17833,
    "h": 30.3
  },
  "luminance": 0.11101
}

Semantic roles & 50–950 ramp

primary

#B32718

secondary

#5AC2CD

accent

#E1F335

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B32718

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

Preview Lab → · Contrast checker → · Palette generator →