#AD3527#AD3527

#AD3527 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.6% C 0.159 H 30.1°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX#AD3527
RGBrgb(173, 53, 39)
HSLhsl(6, 63%, 42%)
HSVhsv(6, 77%, 68%)
CMYKcmyk(0%, 69.4%, 77.5%, 32.2%)
CIE-LABlab(40.54, 48.00, 36.02)
CIE-LCHlch(40.54, 60.01, 36.88°)
OKLaboklab(50.58% 0.1371 0.0795)
OKLCHoklch(50.58% 0.159 30.1)
XYZxyz(18.8750, 11.5798, 3.1603)
Luminance0.1158 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AD3527 #279FAD
analogous
#AD275C #AD3527 #AD7827
triadic
#AD3527 #27AD35 #3527AD
tetradic
#AD3527 #5CAD27 #279FAD #7827AD
square
#AD3527 #5CAD27 #279FAD #7827AD
split-complementary
#AD3527 #27AD78 #275CAD
monochromatic
#491610 #7B261C #AD3527 #D34D3E #DF7B70

Accessibility & contrast

On white

6.33
#AD3527 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.32
#AD3527 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3527
6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AD3527#FFFFFF#000000##FFFFFF
##AD35271.006.333.326.33
#FFFFFF6.331.0021.001.00
#0000003.3221.001.0021.00
##FFFFFF6.331.0021.001.00

Color blindness preview

Protanopia (red-blind)
#584F24
Deuteranopia (green-blind)
#756922
Tritanopia (blue-blind)
#BF0B33
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #ad3527;
/* rgb */ color: rgb(173, 53, 39);
/* oklch */ color: oklch(50.6% 0.159 30.1);
Tailwind
colors: {
  custom: {
    50: '#ce7462',
    500: '#ad3527',
    950: '#000000',
  },
}
SCSS
$custom: #ad3527;
$custom-light: #ce7462;
$custom-dark: #000000;
JSON
{
  "hex": "#ad3527",
  "rgb": {
    "r": 173,
    "g": 53,
    "b": 39
  },
  "hsl": {
    "h": 6.269,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5058,
    "c": 0.15851,
    "h": 30.1
  },
  "luminance": 0.11577
}

Semantic roles & 50–950 ramp

primary
#AD3527
secondary
#6ABCC6
accent
#D5E642
background
#FDF7F5
surface
#FBEDEA
border
#D4C8C6
text
#150905
muted
#837B79

Preview Lab

Preview with #AD3527

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

Preview Lab → · Contrast checker → · Palette generator →

#AD3527 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva