#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
RGBrgb(173, 45, 40)
HSLhsl(2, 62%, 42%)
HSVhsv(2, 77%, 68%)
CMYKcmyk(0%, 74%, 76.9%, 32.2%)
CIE-LABlab(39.44, 51.10, 34.27)
CIE-LCHlch(39.44, 61.53, 33.85°)
OKLaboklab(49.76% 0.147 0.076)
OKLCHoklch(49.76% 0.166 27.3)
XYZxyz(18.5571, 10.9171, 3.1372)
Luminance0.1091 (WCAG relative)
Temperaturewarm
Familyred

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
##AD2D281.006.603.186.60
#FFFFFF6.601.0021.001.00
#0000003.1821.001.0021.00
##FFFFFF6.601.0021.001.00

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 →

#AD2D28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva