#AD3741#AD3741

#AD3741 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.2% C 0.153 H 19.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX#AD3741
RGBrgb(173, 55, 65)
HSLhsl(355, 52%, 45%)
HSVhsv(355, 68%, 68%)
CMYKcmyk(0%, 68.2%, 62.4%, 32.2%)
CIE-LABlab(41.22, 48.55, 21.35)
CIE-LCHlch(41.22, 53.04, 23.74°)
OKLaboklab(51.21% 0.1442 0.0515)
OKLCHoklch(51.21% 0.153 19.7)
XYZxyz(19.5558, 12.0010, 6.2867)
Luminance0.1200 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AD3741 #37ADA3
analogous
#AD377C #AD3741 #AD6837
triadic
#AD3741 #41AD37 #3741AD
tetradic
#AD3741 #7CAD37 #37ADA3 #6837AD
square
#AD3741 #7CAD37 #37ADA3 #6837AD
split-complementary
#AD3741 #37AD68 #377CAD
monochromatic
#50191E #7F2830 #AD3741 #CA5761 #D8868D

Accessibility & contrast

On white

6.18
#AD3741 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.40
#AD3741 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3741
6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AD3741#FFFFFF#000000##FFFFFF
##AD37411.006.183.406.18
#FFFFFF6.181.0021.001.00
#0000003.4021.001.0021.00
##FFFFFF6.181.0021.001.00

Color blindness preview

Protanopia (red-blind)
#565141
Deuteranopia (green-blind)
#746A3E
Tritanopia (blue-blind)
#BE1A3B
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #ad3741;
/* rgb */ color: rgb(173, 55, 65);
/* oklch */ color: oklch(51.2% 0.153 19.7);
Tailwind
colors: {
  custom: {
    50: '#cc7575',
    500: '#ad3741',
    950: '#000000',
  },
}
SCSS
$custom: #ad3741;
$custom-light: #cc7575;
$custom-dark: #000000;
JSON
{
  "hex": "#ad3741",
  "rgb": {
    "r": 173,
    "g": 55,
    "b": 65
  },
  "hsl": {
    "h": 354.915,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51208,
    "c": 0.15314,
    "h": 19.7
  },
  "luminance": 0.11998
}

Semantic roles & 50–950 ramp

primary
#AD3741
secondary
#7DC2BD
accent
#DBCF4D
background
#FDF7F7
surface
#FAEDED
border
#D3C8C8
text
#150908
muted
#837B7B

Preview Lab

Preview with #AD3741

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

Preview Lab → · Contrast checker → · Palette generator →

#AD3741 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva