#AD3753#AD3753

#AD3753 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.154 H 10.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX#AD3753
RGBrgb(173, 55, 83)
HSLhsl(346, 52%, 45%)
HSVhsv(346, 68%, 68%)
CMYKcmyk(0%, 68.2%, 52%, 32.2%)
CIE-LABlab(41.60, 49.92, 10.66)
CIE-LCHlch(41.60, 51.04, 12.05°)
OKLaboklab(51.62% 0.1514 0.0272)
OKLCHoklch(51.62% 0.154 10.2)
XYZxyz(20.1628, 12.2438, 9.4835)
Luminance0.1224 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AD3753 #37AD91
analogous
#AD378E #AD3753 #AD5637
triadic
#AD3753 #53AD37 #3753AD
tetradic
#AD3753 #8EAD37 #37AD91 #5637AD
square
#AD3753 #8EAD37 #37AD91 #5637AD
split-complementary
#AD3753 #37AD56 #378EAD
monochromatic
#501926 #7F283D #AD3753 #CA5773 #D8869A

Accessibility & contrast

On white

6.09
#AD3753 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.45
#AD3753 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3753
6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AD3753#FFFFFF#000000##FFFFFF
##AD37531.006.093.456.09
#FFFFFF6.091.0021.001.00
#0000003.4521.001.0021.00
##FFFFFF6.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#535353
Deuteranopia (green-blind)
#716B50
Tritanopia (blue-blind)
#BD2142
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #ad3753;
/* rgb */ color: rgb(173, 55, 83);
/* oklch */ color: oklch(51.6% 0.154 10.2);
Tailwind
colors: {
  custom: {
    50: '#cb7583',
    500: '#ad3753',
    950: '#000000',
  },
}
SCSS
$custom: #ad3753;
$custom-light: #cb7583;
$custom-dark: #000000;
JSON
{
  "hex": "#ad3753",
  "rgb": {
    "r": 173,
    "g": 55,
    "b": 83
  },
  "hsl": {
    "h": 345.763,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51618,
    "c": 0.15384,
    "h": 10.2
  },
  "luminance": 0.12241
}

Semantic roles & 50–950 ramp

primary
#AD3753
secondary
#7DC2B2
accent
#DBB94D
background
#FDF7F7
surface
#FAEDEE
border
#D3C8C9
text
#14090A
muted
#837B7C

Preview Lab

Preview with #AD3753

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

Preview Lab → · Contrast checker → · Palette generator →

#AD3753 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva