#B42D18#B42D18

#B42D18 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.9% C 0.175 H 31.7°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#B42D18
RGB	rgb(180, 45, 24)
HSL	hsl(8, 76%, 40%)
HSV	hsv(8, 87%, 71%)
CMYK	cmyk(0%, 75%, 86.7%, 29.4%)
CIE-LAB	lab(40.65, 52.84, 44.36)
CIE-LCH	lch(40.65, 68.99, 40.01°)
OKLab	oklab(50.86% 0.1487 0.0919)
OKLCH	oklch(50.86% 0.175 31.7)
XYZ	xyz(19.9281, 11.6492, 2.0632)
Luminance	0.1165 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42D18 #189FB4

analogous

#B41851 #B42D18 #B47B18

triadic

#B42D18 #18B42D #2D18B4

tetradic

#B42D18 #51B418 #189FB4 #7B18B4

square

#B42D18 #51B418 #189FB4 #7B18B4

split-complementary

#B42D18 #18B47B #1851B4

monochromatic

#48120A #7E1F11 #B42D18 #E24027 #E9705D

Accessibility & contrast

On white

6.31

#B42D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B42D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42D18

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42D18	#FFFFFF	#000000	##FFFFFF
##B42D18	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D13

Deuteranopia (green-blind)

#786B0F

Tritanopia (blue-blind)

#C7002A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42d18;
/* rgb */ color: rgb(180, 45, 24);
/* oklch */ color: oklch(50.9% 0.175 31.7);

Tailwind

colors: {
  custom: {
    50: '#d47058',
    500: '#b42d18',
    950: '#000000',
  },
}

SCSS

$custom: #b42d18;
$custom-light: #d47058;
$custom-dark: #000000;

JSON

{
  "hex": "#b42d18",
  "rgb": {
    "r": 180,
    "g": 45,
    "b": 24
  },
  "hsl": {
    "h": 8.077,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.50864,
    "c": 0.1748,
    "h": 31.7
  },
  "luminance": 0.11646
}

Semantic roles & 50–950 ramp

primary

#B42D18

secondary

#5BBECD

accent

#D9F335

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42D18

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

Preview Lab → · Contrast checker → · Palette generator →