#AD2222#AD2222

#AD2222 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.7% C 0.175 H 26.7°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#AD2222
RGB	rgb(173, 34, 34)
HSL	hsl(0, 67%, 41%)
HSV	hsv(0, 80%, 68%)
CMYK	cmyk(0%, 80.3%, 80.3%, 32.2%)
CIE-LAB	lab(38.10, 54.44, 36.30)
CIE-LCH	lch(38.10, 65.43, 33.70°)
OKLab	oklab(48.75% 0.1563 0.0786)
OKLCH	oklch(48.75% 0.175 26.7)
XYZ	xyz(18.0966, 10.1467, 2.5187)
Luminance	0.1014 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2222 #22ADAD

analogous

#AD2267 #AD2222 #AD6722

triadic

#AD2222 #22AD22 #2222AD

tetradic

#AD2222 #67AD22 #22ADAD #6722AD

square

#AD2222 #67AD22 #22ADAD #6722AD

split-complementary

#AD2222 #22AD67 #2267AD

monochromatic

#470E0E #7A1818 #AD2222 #D73535 #E16868

Accessibility & contrast

On white

6.93

#AD2222 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#AD2222 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2222

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2222	#FFFFFF	#000000	##FFFFFF
##AD2222	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4620

Deuteranopia (green-blind)

#71641B

Tritanopia (blue-blind)

#BF0024

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad2222;
/* rgb */ color: rgb(173, 34, 34);
/* oklch */ color: oklch(48.7% 0.175 26.7);

Tailwind

colors: {
  custom: {
    50: '#cf6b5e',
    500: '#ad2222',
    950: '#000000',
  },
}

SCSS

$custom: #ad2222;
$custom-light: #cf6b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2222",
  "rgb": {
    "r": 173,
    "g": 34,
    "b": 34
  },
  "hsl": {
    "h": 0,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48746,
    "c": 0.17492,
    "h": 26.7
  },
  "luminance": 0.10144
}

Semantic roles & 50–950 ramp

primary

#AD2222

secondary

#64C7C7

accent

#EAEA3E

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #AD2222

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

Preview Lab → · Contrast checker → · Palette generator →