#AD2424#AD2424

#AD2424 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.9% C 0.173 H 26.5°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#AD2424
RGB	rgb(173, 36, 36)
HSL	hsl(0, 66%, 41%)
HSV	hsv(0, 79%, 68%)
CMYK	cmyk(0%, 79.2%, 79.2%, 32.2%)
CIE-LAB	lab(38.33, 53.92, 35.40)
CIE-LCH	lch(38.33, 64.50, 33.28°)
OKLab	oklab(48.92% 0.1551 0.0772)
OKLCH	oklch(48.92% 0.173 26.5)
XYZ	xyz(18.1851, 10.2763, 2.6947)
Luminance	0.1027 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2424 #24ADAD

analogous

#AD2468 #AD2424 #AD6824

triadic

#AD2424 #24AD24 #2424AD

tetradic

#AD2424 #68AD24 #24ADAD #6824AD

square

#AD2424 #68AD24 #24ADAD #6824AD

split-complementary

#AD2424 #24AD68 #2468AD

monochromatic

#480F0F #7A1919 #AD2424 #D63939 #E06B6B

Accessibility & contrast

On white

6.87

#AD2424 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#AD2424 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2424

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2424	#FFFFFF	#000000	##FFFFFF
##AD2424	1.00	6.87	3.05	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4722

Deuteranopia (green-blind)

#71651E

Tritanopia (blue-blind)

#BF0026

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad2424;
/* rgb */ color: rgb(173, 36, 36);
/* oklch */ color: oklch(48.9% 0.173 26.5);

Tailwind

colors: {
  custom: {
    50: '#cf6c5f',
    500: '#ad2424',
    950: '#000000',
  },
}

SCSS

$custom: #ad2424;
$custom-light: #cf6c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2424",
  "rgb": {
    "r": 173,
    "g": 36,
    "b": 36
  },
  "hsl": {
    "h": 0,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48923,
    "c": 0.17324,
    "h": 26.5
  },
  "luminance": 0.10273
}

Semantic roles & 50–950 ramp

primary

#AD2424

secondary

#66C6C6

accent

#E9E93F

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #AD2424

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

Preview Lab → · Contrast checker → · Palette generator →