#AD423C#AD423C

#AD423C is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.5% C 0.142 H 26.3°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#AD423C
RGB	rgb(173, 66, 60)
HSL	hsl(3, 48%, 46%)
HSV	hsv(3, 65%, 68%)
CMYK	cmyk(0%, 61.8%, 65.3%, 32.2%)
CIE-LAB	lab(42.93, 43.39, 26.56)
CIE-LCH	lch(42.93, 50.87, 31.47°)
OKLab	oklab(52.46% 0.127 0.0628)
OKLCH	oklch(52.46% 0.142 26.3)
XYZ	xyz(19.9994, 13.1096, 5.7514)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD423C #3CA7AD

analogous

#AD3C6E #AD423C #AD7A3C

triadic

#AD423C #3CAD42 #423CAD

tetradic

#AD423C #6EAD3C #3CA7AD #7A3CAD

square

#AD423C #6EAD3C #3CA7AD #7A3CAD

split-complementary

#AD423C #3CAD7A #3C6EAD

monochromatic

#521F1C #80312C #AD423C #C7645F #D7908C

Accessibility & contrast

On white

5.80

#AD423C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#AD423C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD423C

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD423C	#FFFFFF	#000000	##FFFFFF
##AD423C	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E573B

Deuteranopia (green-blind)

#796E39

Tritanopia (blue-blind)

#BE2B41

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #ad423c;
/* rgb */ color: rgb(173, 66, 60);
/* oklch */ color: oklch(52.5% 0.142 26.3);

Tailwind

colors: {
  custom: {
    50: '#cc7b72',
    500: '#ad423c',
    950: '#000000',
  },
}

SCSS

$custom: #ad423c;
$custom-light: #cc7b72;
$custom-dark: #000000;

JSON

{
  "hex": "#ad423c",
  "rgb": {
    "r": 173,
    "g": 66,
    "b": 60
  },
  "hsl": {
    "h": 3.186,
    "s": 48.498,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52462,
    "c": 0.14163,
    "h": 26.3
  },
  "luminance": 0.13107
}

Semantic roles & 50–950 ramp

primary

#AD423C

secondary

#83BEC2

accent

#D1D850

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A08

muted

#837C7B

Preview Lab

Preview with #AD423C

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

Preview Lab → · Contrast checker → · Palette generator →