#AD2524#AD2524

#AD2524 is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.172 H 26.7°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#AD2524
RGB	rgb(173, 37, 36)
HSL	hsl(0, 66%, 41%)
HSV	hsv(0, 79%, 68%)
CMYK	cmyk(0%, 78.6%, 79.2%, 32.2%)
CIE-LAB	lab(38.44, 53.61, 35.51)
CIE-LCH	lch(38.44, 64.30, 33.52°)
OKLab	oklab(49% 0.1541 0.0775)
OKLCH	oklch(49% 0.173 26.7)
XYZ	xyz(18.2158, 10.3377, 2.7050)
Luminance	0.1033 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2524 #24ACAD

analogous

#AD2467 #AD2524 #AD6924

triadic

#AD2524 #24AD25 #2524AD

tetradic

#AD2524 #67AD24 #24ACAD #6924AD

square

#AD2524 #67AD24 #24ACAD #6924AD

split-complementary

#AD2524 #24AD69 #2467AD

monochromatic

#480F0F #7A1A19 #AD2524 #D63A39 #E06C6B

Accessibility & contrast

On white

6.85

#AD2524 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AD2524 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2524

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2524	#FFFFFF	#000000	##FFFFFF
##AD2524	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504822

Deuteranopia (green-blind)

#71651E

Tritanopia (blue-blind)

#BF0027

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad2524;
/* rgb */ color: rgb(173, 37, 36);
/* oklch */ color: oklch(49.0% 0.172 26.7);

Tailwind

colors: {
  custom: {
    50: '#cf6c5f',
    500: '#ad2524',
    950: '#000000',
  },
}

SCSS

$custom: #ad2524;
$custom-light: #cf6c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2524",
  "rgb": {
    "r": 173,
    "g": 37,
    "b": 36
  },
  "hsl": {
    "h": 0.438,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49003,
    "c": 0.1725,
    "h": 26.7
  },
  "luminance": 0.10335
}

Semantic roles & 50–950 ramp

primary

#AD2524

secondary

#66C6C6

accent

#E7E93F

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #AD2524

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

Preview Lab → · Contrast checker → · Palette generator →