#B32318#B32318

#B32318 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.8% C 0.181 H 29.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#B32318
RGB	rgb(179, 35, 24)
HSL	hsl(4, 76%, 40%)
HSV	hsv(4, 87%, 70%)
CMYK	cmyk(0%, 80.4%, 86.6%, 29.8%)
CIE-LAB	lab(39.34, 55.67, 43.17)
CIE-LCH	lch(39.34, 70.45, 37.79°)
OKLab	oklab(49.85% 0.1576 0.0892)
OKLCH	oklch(49.85% 0.181 29.5)
XYZ	xyz(19.3588, 10.8549, 1.9399)
Luminance	0.1085 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32318 #18A8B3

analogous

#B3185B #B32318 #B37118

triadic

#B32318 #18B323 #2318B3

tetradic

#B32318 #5BB318 #18A8B3 #7118B3

square

#B32318 #5BB318 #18A8B3 #7118B3

split-complementary

#B32318 #18B371 #185BB3

monochromatic

#470E0A #7D1811 #B32318 #E23426 #E9665C

Accessibility & contrast

On white

6.62

#B32318 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#B32318 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32318

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32318	#FFFFFF	#000000	##FFFFFF
##B32318	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524914

Deuteranopia (green-blind)

#75680E

Tritanopia (blue-blind)

#C60023

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b32318;
/* rgb */ color: rgb(179, 35, 24);
/* oklch */ color: oklch(49.8% 0.181 29.5);

Tailwind

colors: {
  custom: {
    50: '#d46c58',
    500: '#b32318',
    950: '#000000',
  },
}

SCSS

$custom: #b32318;
$custom-light: #d46c58;
$custom-dark: #000000;

JSON

{
  "hex": "#b32318",
  "rgb": {
    "r": 179,
    "g": 35,
    "b": 24
  },
  "hsl": {
    "h": 4.258,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49847,
    "c": 0.18111,
    "h": 29.5
  },
  "luminance": 0.10852
}

Semantic roles & 50–950 ramp

primary

#B32318

secondary

#5AC5CD

accent

#E5F335

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160803

muted

#847A78

Preview Lab

Preview with #B32318

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

Preview Lab → · Contrast checker → · Palette generator →