#B42D1A#B42D1A

#B42D1A is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.175 H 31.3°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#B42D1A
RGB	rgb(180, 45, 26)
HSL	hsl(7, 75%, 40%)
HSV	hsv(7, 86%, 71%)
CMYK	cmyk(0%, 75%, 85.6%, 29.4%)
CIE-LAB	lab(40.67, 52.89, 43.42)
CIE-LCH	lch(40.67, 68.43, 39.38°)
OKLab	oklab(50.88% 0.1492 0.0906)
OKLCH	oklch(50.88% 0.175 31.3)
XYZ	xyz(19.9497, 11.6578, 2.1768)
Luminance	0.1166 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42D1A #1AA1B4

analogous

#B41A54 #B42D1A #B47A1A

triadic

#B42D1A #1AB42D #2D1AB4

tetradic

#B42D1A #54B41A #1AA1B4 #7A1AB4

square

#B42D1A #54B41A #1AA1B4 #7A1AB4

split-complementary

#B42D1A #1AB47A #1A54B4

monochromatic

#49120B #7F2012 #B42D1A #E0412B #E87160

Accessibility & contrast

On white

6.30

#B42D1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B42D1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42D1A

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42D1A	#FFFFFF	#000000	##FFFFFF
##B42D1A	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D16

Deuteranopia (green-blind)

#786B11

Tritanopia (blue-blind)

#C7002A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42d1a;
/* rgb */ color: rgb(180, 45, 26);
/* oklch */ color: oklch(50.9% 0.175 31.3);

Tailwind

colors: {
  custom: {
    50: '#d47059',
    500: '#b42d1a',
    950: '#000000',
  },
}

SCSS

$custom: #b42d1a;
$custom-light: #d47059;
$custom-dark: #000000;

JSON

{
  "hex": "#b42d1a",
  "rgb": {
    "r": 180,
    "g": 45,
    "b": 26
  },
  "hsl": {
    "h": 7.403,
    "s": 74.757,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50879,
    "c": 0.17453,
    "h": 31.3
  },
  "luminance": 0.11655
}

Semantic roles & 50–950 ramp

primary

#B42D1A

secondary

#5DBFCC

accent

#DAF136

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B42D1A

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

Preview Lab → · Contrast checker → · Palette generator →