#AD2720#AD2720

#AD2720 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.1% C 0.171 H 28.4°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#AD2720
RGB	rgb(173, 39, 32)
HSL	hsl(3, 69%, 40%)
HSV	hsv(3, 82%, 68%)
CMYK	cmyk(0%, 77.5%, 81.5%, 32.2%)
CIE-LAB	lab(38.63, 52.85, 37.93)
CIE-LCH	lch(38.63, 65.06, 35.67°)
OKLab	oklab(49.13% 0.1509 0.0815)
OKLCH	oklch(49.13% 0.171 28.4)
XYZ	xyz(18.2220, 10.4425, 2.4224)
Luminance	0.1044 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2720 #20A6AD

analogous

#AD205F #AD2720 #AD6E20

triadic

#AD2720 #20AD27 #2720AD

tetradic

#AD2720 #5FAD20 #20A6AD #6E20AD

square

#AD2720 #5FAD20 #20A6AD #6E20AD

split-complementary

#AD2720 #20AD6E #205FAD

monochromatic

#46100D #791B16 #AD2720 #D93A31 #E26B65

Accessibility & contrast

On white

6.80

#AD2720 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#AD2720 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2720

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2720	#FFFFFF	#000000	##FFFFFF
##AD2720	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51481D

Deuteranopia (green-blind)

#726519

Tritanopia (blue-blind)

#BF0027

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad2720;
/* rgb */ color: rgb(173, 39, 32);
/* oklch */ color: oklch(49.1% 0.171 28.4);

Tailwind

colors: {
  custom: {
    50: '#cf6d5d',
    500: '#ad2720',
    950: '#000000',
  },
}

SCSS

$custom: #ad2720;
$custom-light: #cf6d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2720",
  "rgb": {
    "r": 173,
    "g": 39,
    "b": 32
  },
  "hsl": {
    "h": 2.979,
    "s": 68.78,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49127,
    "c": 0.17149,
    "h": 28.4
  },
  "luminance": 0.1044
}

Semantic roles & 50–950 ramp

primary

#AD2720

secondary

#61C3C8

accent

#E3EC3C

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #AD2720

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

Preview Lab → · Contrast checker → · Palette generator →