#AD2B3A#AD2B3A

#AD2B3A is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.8% C 0.166 H 19.6°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#AD2B3A
RGB	rgb(173, 43, 58)
HSL	hsl(353, 60%, 42%)
HSV	hsv(353, 75%, 68%)
CMYK	cmyk(0%, 75.1%, 66.5%, 32.2%)
CIE-LAB	lab(39.45, 52.66, 23.42)
CIE-LCH	lch(39.45, 57.63, 23.98°)
OKLab	oklab(49.85% 0.1559 0.0555)
OKLCH	oklch(49.85% 0.166 19.6)
XYZ	xyz(18.8632, 10.9203, 5.1167)
Luminance	0.1092 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2B3A #2BAD9E

analogous

#AD2B7B #AD2B3A #AD5D2B

triadic

#AD2B3A #3AAD2B #2B3AAD

tetradic

#AD2B3A #7BAD2B #2BAD9E #5D2BAD

square

#AD2B3A #7BAD2B #2BAD9E #5D2BAD

split-complementary

#AD2B3A #2BAD5D #2B7BAD

monochromatic

#4B1319 #7C1F2A #AD2B3A #D14555 #DD7681

Accessibility & contrast

On white

6.60

#AD2B3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AD2B3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2B3A

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2B3A	#FFFFFF	#000000	##FFFFFF
##AD2B3A	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504B3A

Deuteranopia (green-blind)

#716736

Tritanopia (blue-blind)

#BE0032

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2b3a;
/* rgb */ color: rgb(173, 43, 58);
/* oklch */ color: oklch(49.8% 0.166 19.6);

Tailwind

colors: {
  custom: {
    50: '#cd6f70',
    500: '#ad2b3a',
    950: '#000000',
  },
}

SCSS

$custom: #ad2b3a;
$custom-light: #cd6f70;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2b3a",
  "rgb": {
    "r": 173,
    "g": 43,
    "b": 58
  },
  "hsl": {
    "h": 353.077,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49848,
    "c": 0.16551,
    "h": 19.6
  },
  "luminance": 0.10917
}

Semantic roles & 50–950 ramp

primary

#AD2B3A

secondary

#6FC4BB

accent

#E3D144

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AD2B3A

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

Preview Lab → · Contrast checker → · Palette generator →