#AD2529#AD2529

#AD2529 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.1% C 0.172 H 25.0°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#AD2529
RGB	rgb(173, 37, 41)
HSL	hsl(358, 65%, 41%)
HSV	hsv(358, 79%, 68%)
CMYK	cmyk(0%, 78.6%, 76.3%, 32.2%)
CIE-LAB	lab(38.50, 53.80, 32.66)
CIE-LCH	lch(38.50, 62.93, 31.26°)
OKLab	oklab(49.06% 0.1558 0.0727)
OKLCH	oklch(49.06% 0.172 25)
XYZ	xyz(18.2976, 10.3704, 3.1356)
Luminance	0.1037 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2529 #25ADA9

analogous

#AD256D #AD2529 #AD6525

triadic

#AD2529 #29AD25 #2529AD

tetradic

#AD2529 #6DAD25 #25ADA9 #6525AD

square

#AD2529 #6DAD25 #25ADA9 #6525AD

split-complementary

#AD2529 #25AD65 #256DAD

monochromatic

#480F11 #7B1A1D #AD2529 #D53A3F #E06D70

Accessibility & contrast

On white

6.83

#AD2529 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AD2529 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2529

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2529	#FFFFFF	#000000	##FFFFFF
##AD2529	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4828

Deuteranopia (green-blind)

#716524

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad2529;
/* rgb */ color: rgb(173, 37, 41);
/* oklch */ color: oklch(49.1% 0.172 25.0);

Tailwind

colors: {
  custom: {
    50: '#ce6c63',
    500: '#ad2529',
    950: '#000000',
  },
}

SCSS

$custom: #ad2529;
$custom-light: #ce6c63;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2529",
  "rgb": {
    "r": 173,
    "g": 37,
    "b": 41
  },
  "hsl": {
    "h": 358.235,
    "s": 64.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49064,
    "c": 0.17192,
    "h": 25
  },
  "luminance": 0.10367
}

Semantic roles & 50–950 ramp

primary

#AD2529

secondary

#68C6C3

accent

#E8E340

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD2529

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

Preview Lab → · Contrast checker → · Palette generator →