#AD2B36#AD2B36

#AD2B36 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.8% C 0.166 H 21.3°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#AD2B36
RGB	rgb(173, 43, 54)
HSL	hsl(355, 60%, 42%)
HSV	hsv(355, 75%, 68%)
CMYK	cmyk(0%, 75.1%, 68.8%, 32.2%)
CIE-LAB	lab(39.38, 52.44, 25.82)
CIE-LCH	lch(39.38, 58.45, 26.21°)
OKLab	oklab(49.78% 0.1544 0.0603)
OKLCH	oklch(49.78% 0.166 21.3)
XYZ	xyz(18.7654, 10.8812, 4.6015)
Luminance	0.1088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2B36 #2BADA2

analogous

#AD2B77 #AD2B36 #AD612B

triadic

#AD2B36 #36AD2B #2B36AD

tetradic

#AD2B36 #77AD2B #2BADA2 #612BAD

square

#AD2B36 #77AD2B #2BADA2 #612BAD

split-complementary

#AD2B36 #2BAD61 #2B77AD

monochromatic

#4B1317 #7C1F27 #AD2B36 #D14550 #DD767E

Accessibility & contrast

On white

6.61

#AD2B36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AD2B36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2B36

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2B36	#FFFFFF	#000000	##FFFFFF
##AD2B36	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B35

Deuteranopia (green-blind)

#716732

Tritanopia (blue-blind)

#BE0030

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2b36;
/* rgb */ color: rgb(173, 43, 54);
/* oklch */ color: oklch(49.8% 0.166 21.3);

Tailwind

colors: {
  custom: {
    50: '#cd6f6d',
    500: '#ad2b36',
    950: '#000000',
  },
}

SCSS

$custom: #ad2b36;
$custom-light: #cd6f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2b36",
  "rgb": {
    "r": 173,
    "g": 43,
    "b": 54
  },
  "hsl": {
    "h": 354.923,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49777,
    "c": 0.16573,
    "h": 21.3
  },
  "luminance": 0.10878
}

Semantic roles & 50–950 ramp

primary

#AD2B36

secondary

#6FC4BD

accent

#E3D644

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #AD2B36

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

Preview Lab → · Contrast checker → · Palette generator →