#AD242B#AD242B

#AD242B is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.172 H 24.1°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#AD242B
RGB	rgb(173, 36, 43)
HSL	hsl(357, 66%, 41%)
HSV	hsv(357, 79%, 68%)
CMYK	cmyk(0%, 79.2%, 75.1%, 32.2%)
CIE-LAB	lab(38.42, 54.18, 31.38)
CIE-LCH	lch(38.42, 62.61, 30.08°)
OKLab	oklab(49.01% 0.1574 0.0704)
OKLCH	oklch(49.01% 0.172 24.1)
XYZ	xyz(18.3027, 10.3233, 3.3139)
Luminance	0.1032 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD242B #24ADA6

analogous

#AD246F #AD242B #AD6124

triadic

#AD242B #2BAD24 #242BAD

tetradic

#AD242B #6FAD24 #24ADA6 #6124AD

square

#AD242B #6FAD24 #24ADA6 #6124AD

split-complementary

#AD242B #24AD61 #246FAD

monochromatic

#480F12 #7A191E #AD242B #D63941 #E06B71

Accessibility & contrast

On white

6.85

#AD242B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#AD242B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD242B

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD242B	#FFFFFF	#000000	##FFFFFF
##AD242B	1.00	6.85	3.06	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F482A

Deuteranopia (green-blind)

#706526

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad242b;
/* rgb */ color: rgb(173, 36, 43);
/* oklch */ color: oklch(49.0% 0.172 24.1);

Tailwind

colors: {
  custom: {
    50: '#ce6c64',
    500: '#ad242b',
    950: '#000000',
  },
}

SCSS

$custom: #ad242b;
$custom-light: #ce6c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ad242b",
  "rgb": {
    "r": 173,
    "g": 36,
    "b": 43
  },
  "hsl": {
    "h": 356.934,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49011,
    "c": 0.17248,
    "h": 24.1
  },
  "luminance": 0.1032
}

Semantic roles & 50–950 ramp

primary

#AD242B

secondary

#66C6C1

accent

#E9E03F

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AD242B

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

Preview Lab → · Contrast checker → · Palette generator →