#B42C2F#B42C2F

#B42C2F is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.0% C 0.173 H 24.8°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#B42C2F
RGB	rgb(180, 44, 47)
HSL	hsl(359, 61%, 44%)
HSV	hsv(359, 76%, 71%)
CMYK	cmyk(0%, 75.6%, 73.9%, 29.4%)
CIE-LAB	lab(40.76, 53.93, 32.02)
CIE-LCH	lch(40.76, 62.72, 30.70°)
OKLab	oklab(51.01% 0.1566 0.0723)
OKLCH	oklch(51.01% 0.173 24.8)
XYZ	xyz(20.2385, 11.7130, 3.8840)
Luminance	0.1171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42C2F #2CB4B1

analogous

#B42C73 #B42C2F #B46D2C

triadic

#B42C2F #2FB42C #2C2FB4

tetradic

#B42C2F #73B42C #2CB4B1 #6D2CB4

square

#B42C2F #73B42C #2CB4B1 #6D2CB4

split-complementary

#B42C2F #2CB46D #2C73B4

monochromatic

#521415 #832022 #B42C2F #D34A4D #DF7C7E

Accessibility & contrast

On white

6.28

#B42C2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#B42C2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42C2F

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42C2F	#FFFFFF	#000000	##FFFFFF
##B42C2F	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D2E

Deuteranopia (green-blind)

#776B2A

Tritanopia (blue-blind)

#C6002F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42c2f;
/* rgb */ color: rgb(180, 44, 47);
/* oklch */ color: oklch(51.0% 0.173 24.8);

Tailwind

colors: {
  custom: {
    50: '#d37068',
    500: '#b42c2f',
    950: '#000000',
  },
}

SCSS

$custom: #b42c2f;
$custom-light: #d37068;
$custom-dark: #000000;

JSON

{
  "hex": "#b42c2f",
  "rgb": {
    "r": 180,
    "g": 44,
    "b": 47
  },
  "hsl": {
    "h": 358.676,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51013,
    "c": 0.17253,
    "h": 24.8
  },
  "luminance": 0.1171
}

Semantic roles & 50–950 ramp

primary

#B42C2F

secondary

#75C7C5

accent

#E4E044

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B42C2F

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

Preview Lab → · Contrast checker → · Palette generator →