#B42816#B42816

#B42816 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.4% C 0.179 H 30.9°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#B42816
RGB	rgb(180, 40, 22)
HSL	hsl(7, 78%, 40%)
HSV	hsv(7, 88%, 71%)
CMYK	cmyk(0%, 77.8%, 87.8%, 29.4%)
CIE-LAB	lab(40.05, 54.44, 44.79)
CIE-LCH	lch(40.05, 70.50, 39.44°)
OKLab	oklab(50.41% 0.1534 0.0919)
OKLCH	oklch(50.41% 0.179 30.9)
XYZ	xyz(19.7285, 11.2820, 1.8978)
Luminance	0.1128 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42816 #16A2B4

analogous

#B41653 #B42816 #B47716

triadic

#B42816 #16B428 #2816B4

tetradic

#B42816 #53B416 #16A2B4 #7716B4

square

#B42816 #53B416 #16A2B4 #7716B4

split-complementary

#B42816 #16B477 #1653B4

monochromatic

#471009 #7D1C0F #B42816 #E43923 #EB6A5A

Accessibility & contrast

On white

6.45

#B42816 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B42816 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42816

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42816	#FFFFFF	#000000	##FFFFFF
##B42816	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B11

Deuteranopia (green-blind)

#77690B

Tritanopia (blue-blind)

#C70026

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b42816;
/* rgb */ color: rgb(180, 40, 22);
/* oklch */ color: oklch(50.4% 0.179 30.9);

Tailwind

colors: {
  custom: {
    50: '#d56e57',
    500: '#b42816',
    950: '#000000',
  },
}

SCSS

$custom: #b42816;
$custom-light: #d56e57;
$custom-dark: #000000;

JSON

{
  "hex": "#b42816",
  "rgb": {
    "r": 180,
    "g": 40,
    "b": 22
  },
  "hsl": {
    "h": 6.835,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50412,
    "c": 0.17881,
    "h": 30.9
  },
  "luminance": 0.11279
}

Semantic roles & 50–950 ramp

primary

#B42816

secondary

#58C1CE

accent

#DFF533

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42816

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

Preview Lab → · Contrast checker → · Palette generator →