#B32018#B32018

#B32018 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.183 H 29.0°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#B32018
RGB	rgb(179, 32, 24)
HSL	hsl(3, 76%, 40%)
HSV	hsv(3, 87%, 70%)
CMYK	cmyk(0%, 82.1%, 86.6%, 29.8%)
CIE-LAB	lab(39.05, 56.48, 42.93)
CIE-LCH	lch(39.05, 70.94, 37.23°)
OKLab	oklab(49.63% 0.1601 0.0887)
OKLCH	oklch(49.63% 0.183 29)
XYZ	xyz(19.2742, 10.6859, 1.9117)
Luminance	0.1068 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32018 #18ABB3

analogous

#B3185D #B32018 #B36E18

triadic

#B32018 #18B320 #2018B3

tetradic

#B32018 #5DB318 #18ABB3 #6E18B3

square

#B32018 #5DB318 #18ABB3 #6E18B3

split-complementary

#B32018 #18B36E #185DB3

monochromatic

#470D0A #7D1611 #B32018 #E23026 #E9645C

Accessibility & contrast

On white

6.70

#B32018 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B32018 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32018

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32018	#FFFFFF	#000000	##FFFFFF
##B32018	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514714

Deuteranopia (green-blind)

#74670D

Tritanopia (blue-blind)

#C60021

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b32018;
/* rgb */ color: rgb(179, 32, 24);
/* oklch */ color: oklch(49.6% 0.183 29.0);

Tailwind

colors: {
  custom: {
    50: '#d46b57',
    500: '#b32018',
    950: '#000000',
  },
}

SCSS

$custom: #b32018;
$custom-light: #d46b57;
$custom-dark: #000000;

JSON

{
  "hex": "#b32018",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 24
  },
  "hsl": {
    "h": 3.097,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49633,
    "c": 0.18305,
    "h": 29
  },
  "luminance": 0.10683
}

Semantic roles & 50–950 ramp

primary

#B32018

secondary

#5AC7CD

accent

#E9F335

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160803

muted

#847A78

Preview Lab

Preview with #B32018

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

Preview Lab → · Contrast checker → · Palette generator →