#B42518#B42518

#B42518 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.181 H 29.9°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#B42518
RGB	rgb(180, 37, 24)
HSL	hsl(5, 76%, 40%)
HSV	hsv(5, 87%, 71%)
CMYK	cmyk(0%, 79.4%, 86.7%, 29.4%)
CIE-LAB	lab(39.74, 55.39, 43.59)
CIE-LCH	lch(39.74, 70.49, 38.20°)
OKLab	oklab(50.19% 0.1566 0.0901)
OKLCH	oklch(50.19% 0.181 29.9)
XYZ	xyz(19.6513, 11.0956, 1.9709)
Luminance	0.1109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42518 #18A7B4

analogous

#B41859 #B42518 #B47318

triadic

#B42518 #18B425 #2518B4

tetradic

#B42518 #59B418 #18A7B4 #7318B4

square

#B42518 #59B418 #18A7B4 #7318B4

split-complementary

#B42518 #18B473 #1859B4

monochromatic

#480F0A #7E1A11 #B42518 #E23727 #E9695D

Accessibility & contrast

On white

6.52

#B42518 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B42518 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42518

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42518	#FFFFFF	#000000	##FFFFFF
##B42518	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A14

Deuteranopia (green-blind)

#76690E

Tritanopia (blue-blind)

#C70024

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b42518;
/* rgb */ color: rgb(180, 37, 24);
/* oklch */ color: oklch(50.2% 0.181 29.9);

Tailwind

colors: {
  custom: {
    50: '#d56d58',
    500: '#b42518',
    950: '#000000',
  },
}

SCSS

$custom: #b42518;
$custom-light: #d56d58;
$custom-dark: #000000;

JSON

{
  "hex": "#b42518",
  "rgb": {
    "r": 180,
    "g": 37,
    "b": 24
  },
  "hsl": {
    "h": 5,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.50185,
    "c": 0.18069,
    "h": 29.9
  },
  "luminance": 0.11092
}

Semantic roles & 50–950 ramp

primary

#B42518

secondary

#5BC4CD

accent

#E3F335

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42518

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

Preview Lab → · Contrast checker → · Palette generator →