#AD2C2B#AD2C2B

#AD2C2B is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.7% C 0.166 H 26.0°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#AD2C2B
RGB	rgb(173, 44, 43)
HSL	hsl(0, 60%, 42%)
HSV	hsv(0, 75%, 68%)
CMYK	cmyk(0%, 74.6%, 75.1%, 32.2%)
CIE-LAB	lab(39.35, 51.57, 32.42)
CIE-LCH	lch(39.35, 60.92, 32.16°)
OKLab	oklab(49.7% 0.1492 0.0727)
OKLCH	oklch(49.7% 0.166 26)
XYZ	xyz(18.5725, 10.8629, 3.4039)
Luminance	0.1086 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2C2B #2BACAD

analogous

#AD2B6B #AD2C2B #AD6D2B

triadic

#AD2C2B #2BAD2C #2C2BAD

tetradic

#AD2C2B #6BAD2B #2BACAD #6D2BAD

square

#AD2C2B #6BAD2B #2BACAD #6D2BAD

split-complementary

#AD2C2B #2BAD6D #2B6BAD

monochromatic

#4B1313 #7C201F #AD2C2B #D14645 #DD7676

Accessibility & contrast

On white

6.62

#AD2C2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#AD2C2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2C2B

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2C2B	#FFFFFF	#000000	##FFFFFF
##AD2C2B	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B29

Deuteranopia (green-blind)

#726726

Tritanopia (blue-blind)

#BF002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2c2b;
/* rgb */ color: rgb(173, 44, 43);
/* oklch */ color: oklch(49.7% 0.166 26.0);

Tailwind

colors: {
  custom: {
    50: '#ce6f65',
    500: '#ad2c2b',
    950: '#000000',
  },
}

SCSS

$custom: #ad2c2b;
$custom-light: #ce6f65;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2c2b",
  "rgb": {
    "r": 173,
    "g": 44,
    "b": 43
  },
  "hsl": {
    "h": 0.462,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49704,
    "c": 0.16597,
    "h": 26
  },
  "luminance": 0.1086
}

Semantic roles & 50–950 ramp

primary

#AD2C2B

secondary

#6FC4C4

accent

#E2E344

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AD2C2B

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

Preview Lab → · Contrast checker → · Palette generator →