#DE3728#DE3728

#DE3728 is a mid, highly saturated red. Relative luminance 0.184; OKLCH L 59.3% C 0.206 H 29.6°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX#DE3728
RGBrgb(222, 55, 40)
HSLhsl(5, 73%, 51%)
HSVhsv(5, 82%, 87%)
CMYKcmyk(0%, 75.2%, 82%, 12.9%)
CIE-LABlab(50.00, 62.90, 47.96)
CIE-LCHlch(50.00, 79.10, 37.32°)
OKLaboklab(59.32% 0.1786 0.1017)
OKLCHoklch(59.32% 0.206 29.6)
XYZxyz(31.8773, 18.4203, 3.8841)
Luminance0.1842 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#DE3728 #28CFDE
analogous
#DE2874 #DE3728 #DE9228
triadic
#DE3728 #28DE37 #3728DE
tetradic
#DE3728 #74DE28 #28CFDE #9228DE
square
#DE3728 #74DE28 #28CFDE #9228DE
split-complementary
#DE3728 #28DE92 #2874DE
monochromatic
#791B13 #AE271B #DE3728 #E6685D #EE9A92

Accessibility & contrast

On white

4.48
#DE3728 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.68
#DE3728 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DE3728
4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##DE3728#FFFFFF#000000##000000
##DE37281.004.484.684.68
#FFFFFF4.481.0021.0021.00
#0000004.6821.001.001.00
##0000004.6821.001.001.00

Color blindness preview

Protanopia (red-blind)
#6B6024
Deuteranopia (green-blind)
#94841F
Tritanopia (blue-blind)
#F50036
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #de3728;
/* rgb */ color: rgb(222, 55, 40);
/* oklch */ color: oklch(59.3% 0.206 29.6);
Tailwind
colors: {
  custom: {
    50: '#f37b64',
    500: '#de3728',
    950: '#000000',
  },
}
SCSS
$custom: #de3728;
$custom-light: #f37b64;
$custom-dark: #000000;
JSON
{
  "hex": "#de3728",
  "rgb": {
    "r": 222,
    "g": 55,
    "b": 40
  },
  "hsl": {
    "h": 4.945,
    "s": 73.387,
    "l": 51.373
  },
  "oklch": {
    "l": 0.59316,
    "c": 0.20554,
    "h": 29.6
  },
  "luminance": 0.18415
}

Semantic roles & 50–950 ramp

primary
#DE3728
secondary
#89D2D9
accent
#E1F038
background
#FFF8F6
surface
#FFEFEB
border
#D7CAC6
text
#190A05
muted
#867C7A

Preview Lab

Preview with #DE3728

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

Preview Lab → · Contrast checker → · Palette generator →

#DE3728 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva