#AD2822#AD2822

#AD2822 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.2% C 0.170 H 28.0°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#AD2822
RGB	rgb(173, 40, 34)
HSL	hsl(3, 67%, 41%)
HSV	hsv(3, 80%, 68%)
CMYK	cmyk(0%, 76.9%, 80.3%, 32.2%)
CIE-LAB	lab(38.76, 52.59, 36.96)
CIE-LCH	lch(38.76, 64.28, 35.10°)
OKLab	oklab(49.23% 0.1505 0.08)
OKLCH	oklch(49.23% 0.17 28)
XYZ	xyz(18.2833, 10.5202, 2.5810)
Luminance	0.1052 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2822 #22A7AD

analogous

#AD2261 #AD2822 #AD6D22

triadic

#AD2822 #22AD28 #2822AD

tetradic

#AD2822 #61AD22 #22A7AD #6D22AD

square

#AD2822 #61AD22 #22A7AD #6D22AD

split-complementary

#AD2822 #22AD6D #2261AD

monochromatic

#47100E #7A1C18 #AD2822 #D73C35 #E16D68

Accessibility & contrast

On white

6.77

#AD2822 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#AD2822 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2822

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2822	#FFFFFF	#000000	##FFFFFF
##AD2822	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514920

Deuteranopia (green-blind)

#72661C

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad2822;
/* rgb */ color: rgb(173, 40, 34);
/* oklch */ color: oklch(49.2% 0.170 28.0);

Tailwind

colors: {
  custom: {
    50: '#cf6d5e',
    500: '#ad2822',
    950: '#000000',
  },
}

SCSS

$custom: #ad2822;
$custom-light: #cf6d5e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2822",
  "rgb": {
    "r": 173,
    "g": 40,
    "b": 34
  },
  "hsl": {
    "h": 2.59,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49234,
    "c": 0.17045,
    "h": 28
  },
  "luminance": 0.10517
}

Semantic roles & 50–950 ramp

primary

#AD2822

secondary

#64C3C7

accent

#E3EA3E

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #AD2822

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

Preview Lab → · Contrast checker → · Palette generator →