#AD2628#AD2628

#AD2628 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.1% C 0.171 H 25.6°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#AD2628
RGB	rgb(173, 38, 40)
HSL	hsl(359, 64%, 41%)
HSV	hsv(359, 78%, 68%)
CMYK	cmyk(0%, 78%, 76.9%, 32.2%)
CIE-LAB	lab(38.60, 53.45, 33.36)
CIE-LCH	lch(38.60, 63.00, 31.97°)
OKLab	oklab(49.13% 0.1545 0.074)
OKLCH	oklch(49.13% 0.171 25.6)
XYZ	xyz(18.3119, 10.4266, 3.0554)
Luminance	0.1042 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2628 #26ADAB

analogous

#AD266C #AD2628 #AD6826

triadic

#AD2628 #28AD26 #2628AD

tetradic

#AD2628 #6CAD26 #26ADAB #6826AD

square

#AD2628 #6CAD26 #26ADAB #6826AD

split-complementary

#AD2628 #26AD68 #266CAD

monochromatic

#491011 #7B1B1C #AD2628 #D43C3E #DF6E70

Accessibility & contrast

On white

6.81

#AD2628 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#AD2628 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2628

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2628	#FFFFFF	#000000	##FFFFFF
##AD2628	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504826

Deuteranopia (green-blind)

#716523

Tritanopia (blue-blind)

#BF0029

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad2628;
/* rgb */ color: rgb(173, 38, 40);
/* oklch */ color: oklch(49.1% 0.171 25.6);

Tailwind

colors: {
  custom: {
    50: '#ce6d62',
    500: '#ad2628',
    950: '#000000',
  },
}

SCSS

$custom: #ad2628;
$custom-light: #ce6d62;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2628",
  "rgb": {
    "r": 173,
    "g": 38,
    "b": 40
  },
  "hsl": {
    "h": 359.111,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49133,
    "c": 0.17126,
    "h": 25.6
  },
  "luminance": 0.10424
}

Semantic roles & 50–950 ramp

primary

#AD2628

secondary

#69C6C4

accent

#E7E541

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD2628

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

Preview Lab → · Contrast checker → · Palette generator →