#B42F24#B42F24

#B42F24 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.171 H 29.2°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B42F24
RGB	rgb(180, 47, 36)
HSL	hsl(5, 67%, 42%)
HSV	hsv(5, 80%, 71%)
CMYK	cmyk(0%, 73.9%, 80%, 29.4%)
CIE-LAB	lab(41.00, 52.48, 38.57)
CIE-LCH	lch(41.00, 65.13, 36.31°)
OKLab	oklab(51.16% 0.1497 0.0836)
OKLCH	oklch(51.16% 0.171 29.2)
XYZ	xyz(20.1597, 11.8669, 2.8978)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F24 #24A9B4

analogous

#B42461 #B42F24 #B47724

triadic

#B42F24 #24B42F #2F24B4

tetradic

#B42F24 #61B424 #24A9B4 #7724B4

square

#B42F24 #61B424 #24A9B4 #7724B4

split-complementary

#B42F24 #24B477 #2461B4

monochromatic

#4E1410 #81221A #B42F24 #D8493D #E27970

Accessibility & contrast

On white

6.23

#B42F24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B42F24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F24

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F24	#FFFFFF	#000000	##FFFFFF
##B42F24	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E21

Deuteranopia (green-blind)

#786B1E

Tritanopia (blue-blind)

#C6002E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42f24;
/* rgb */ color: rgb(180, 47, 36);
/* oklch */ color: oklch(51.2% 0.171 29.2);

Tailwind

colors: {
  custom: {
    50: '#d47260',
    500: '#b42f24',
    950: '#000000',
  },
}

SCSS

$custom: #b42f24;
$custom-light: #d47260;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f24",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 36
  },
  "hsl": {
    "h": 4.583,
    "s": 66.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.51157,
    "c": 0.17149,
    "h": 29.2
  },
  "luminance": 0.11864
}

Semantic roles & 50–950 ramp

primary

#B42F24

secondary

#6BC2C9

accent

#DCEA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160805

muted

#847B79

Preview Lab

Preview with #B42F24

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

Preview Lab → · Contrast checker → · Palette generator →