#AF3638#AF3638

#AF3638 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.157 H 23.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX#AF3638
RGBrgb(175, 54, 56)
HSLhsl(359, 53%, 45%)
HSVhsv(359, 69%, 69%)
CMYKcmyk(0%, 69.1%, 68%, 31.4%)
CIE-LABlab(41.28, 49.07, 27.01)
CIE-LCHlch(41.28, 56.02, 28.83°)
OKLaboklab(51.27% 0.1438 0.0632)
OKLCHoklch(51.27% 0.157 23.7)
XYZxyz(19.7143, 12.0407, 5.0266)
Luminance0.1204 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AF3638 #36AFAD
analogous
#AF3675 #AF3638 #AF7036
triadic
#AF3638 #38AF36 #3638AF
tetradic
#AF3638 #75AF36 #36AFAD #7036AF
square
#AF3638 #75AF36 #36AFAD #7036AF
split-complementary
#AF3638 #36AF70 #3675AF
monochromatic
#51191A #802829 #AF3638 #CB5759 #DA8687

Accessibility & contrast

On white

6.16
#AF3638 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.41
#AF3638 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF3638
6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AF3638#FFFFFF#000000##FFFFFF
##AF36381.006.163.416.16
#FFFFFF6.161.0021.001.00
#0000003.4121.001.0021.00
##FFFFFF6.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#575137
Deuteranopia (green-blind)
#766B34
Tritanopia (blue-blind)
#C01338
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #af3638;
/* rgb */ color: rgb(175, 54, 56);
/* oklch */ color: oklch(51.3% 0.157 23.7);
Tailwind
colors: {
  custom: {
    50: '#ce756e',
    500: '#af3638',
    950: '#000000',
  },
}
SCSS
$custom: #af3638;
$custom-light: #ce756e;
$custom-dark: #000000;
JSON
{
  "hex": "#af3638",
  "rgb": {
    "r": 175,
    "g": 54,
    "b": 56
  },
  "hsl": {
    "h": 359.008,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51273,
    "c": 0.15709,
    "h": 23.7
  },
  "luminance": 0.12038
}

Semantic roles & 50–950 ramp

primary
#AF3638
secondary
#7DC3C2
accent
#DCDA4C
background
#FDF7F6
surface
#FBEDEC
border
#D4C8C7
text
#150907
muted
#837B7A

Preview Lab

Preview with #AF3638

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

Preview Lab → · Contrast checker → · Palette generator →

#AF3638 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva