#AD2D28#AD2D28

#AD2D28 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.8% C 0.166 H 27.3°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#AD2D28
RGB	rgb(173, 45, 40)
HSL	hsl(2, 62%, 42%)
HSV	hsv(2, 77%, 68%)
CMYK	cmyk(0%, 74%, 76.9%, 32.2%)
CIE-LAB	lab(39.44, 51.10, 34.27)
CIE-LCH	lch(39.44, 61.53, 33.85°)
OKLab	oklab(49.76% 0.147 0.076)
OKLCH	oklch(49.76% 0.166 27.3)
XYZ	xyz(18.5571, 10.9171, 3.1372)
Luminance	0.1091 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2D28 #28A8AD

analogous

#AD2865 #AD2D28 #AD7028

triadic

#AD2D28 #28AD2D #2D28AD

tetradic

#AD2D28 #65AD28 #28A8AD #7028AD

square

#AD2D28 #65AD28 #28A8AD #7028AD

split-complementary

#AD2D28 #28AD70 #2865AD

monochromatic

#4A1311 #7B201D #AD2D28 #D3453F #DE7571

Accessibility & contrast

On white

6.60

#AD2D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AD2D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2D28

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2D28	#FFFFFF	#000000	##FFFFFF
##AD2D28	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)

#534B26

Deuteranopia (green-blind)

#736723

Tritanopia (blue-blind)

#BF002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2d28;
/* rgb */ color: rgb(173, 45, 40);
/* oklch */ color: oklch(49.8% 0.166 27.3);

Tailwind

colors: {
  custom: {
    50: '#ce7062',
    500: '#ad2d28',
    950: '#000000',
  },
}

SCSS

$custom: #ad2d28;
$custom-light: #ce7062;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2d28",
  "rgb": {
    "r": 173,
    "g": 45,
    "b": 40
  },
  "hsl": {
    "h": 2.256,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49761,
    "c": 0.16551,
    "h": 27.3
  },
  "luminance": 0.10914
}

Semantic roles & 50–950 ramp

primary

#AD2D28

secondary

#6CC2C5

accent

#DFE642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD2D28

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

Preview Lab → · Contrast checker → · Palette generator →