#AD242A#AD242A

#AD242A is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.173 H 24.5°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#AD242A
RGB	rgb(173, 36, 42)
HSL	hsl(357, 66%, 41%)
HSV	hsv(357, 79%, 68%)
CMYK	cmyk(0%, 79.2%, 75.7%, 32.2%)
CIE-LAB	lab(38.40, 54.14, 31.96)
CIE-LCH	lch(38.40, 62.87, 30.56°)
OKLab	oklab(49% 0.1571 0.0715)
OKLCH	oklch(49% 0.173 24.5)
XYZ	xyz(18.2845, 10.3161, 3.2185)
Luminance	0.1031 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD242A #24ADA7

analogous

#AD246E #AD242A #AD6224

triadic

#AD242A #2AAD24 #242AAD

tetradic

#AD242A #6EAD24 #24ADA7 #6224AD

square

#AD242A #6EAD24 #24ADA7 #6224AD

split-complementary

#AD242A #24AD62 #246EAD

monochromatic

#480F11 #7A191E #AD242A #D6393F #E06B70

Accessibility & contrast

On white

6.86

#AD242A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#AD242A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD242A

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD242A	#FFFFFF	#000000	##FFFFFF
##AD242A	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4829

Deuteranopia (green-blind)

#706525

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad242a;
/* rgb */ color: rgb(173, 36, 42);
/* oklch */ color: oklch(49.0% 0.173 24.5);

Tailwind

colors: {
  custom: {
    50: '#ce6c64',
    500: '#ad242a',
    950: '#000000',
  },
}

SCSS

$custom: #ad242a;
$custom-light: #ce6c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ad242a",
  "rgb": {
    "r": 173,
    "g": 36,
    "b": 42
  },
  "hsl": {
    "h": 357.372,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48997,
    "c": 0.17258,
    "h": 24.5
  },
  "luminance": 0.10313
}

Semantic roles & 50–950 ramp

primary

#AD242A

secondary

#66C6C2

accent

#E9E13F

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD242A

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

Preview Lab → · Contrast checker → · Palette generator →