#E0403C#E0403C

#E0403C is a mid, vivid red. Relative luminance 0.198; OKLCH L 60.7% C 0.198 H 26.5°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#E0403C
RGBrgb(224, 64, 60)
HSLhsl(1, 73%, 56%)
HSVhsv(1, 73%, 88%)
CMYKcmyk(0%, 71.4%, 73.2%, 12.2%)
CIE-LABlab(51.66, 61.17, 39.11)
CIE-LCHlch(51.66, 72.60, 32.60°)
OKLaboklab(60.69% 0.1769 0.0881)
OKLCHoklch(60.69% 0.198 26.5)
XYZxyz(33.3933, 19.8454, 6.3463)
Luminance0.1984 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#E0403C #3CDCE0
analogous
#E03C8A #E0403C #E0923C
triadic
#E0403C #3CE040 #403CE0
tetradic
#E0403C #8AE03C #3CDCE0 #923CE0
square
#E0403C #8AE03C #3CDCE0 #923CE0
split-complementary
#E0403C #3CE092 #3C8AE0
monochromatic
#8B1916 #C0231F #E0403C #E87471 #F1A7A6

Accessibility & contrast

On white

4.23
#E0403C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.97
#E0403C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E0403C
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##E0403C#FFFFFF#000000##000000
##E0403C1.004.234.974.97
#FFFFFF4.231.0021.0021.00
#0000004.9721.001.001.00
##0000004.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6F653A
Deuteranopia (green-blind)
#978836
Tritanopia (blue-blind)
#F60041
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #e0403c;
/* rgb */ color: rgb(224, 64, 60);
/* oklch */ color: oklch(60.7% 0.198 26.5);
Tailwind
colors: {
  custom: {
    50: '#f38072',
    500: '#e0403c',
    950: '#000000',
  },
}
SCSS
$custom: #e0403c;
$custom-light: #f38072;
$custom-dark: #000000;
JSON
{
  "hex": "#e0403c",
  "rgb": {
    "r": 224,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 1.463,
    "s": 72.566,
    "l": 55.686
  },
  "oklch": {
    "l": 0.60685,
    "c": 0.19758,
    "h": 26.5
  },
  "luminance": 0.1984
}

Semantic roles & 50–950 ramp

primary
#E0403C
secondary
#9ADCDE
accent
#EBEF39
background
#FFF8F6
surface
#FFEFEC
border
#D7CAC7
text
#190B08
muted
#867C7B

Preview Lab

Preview with #E0403C

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

Preview Lab → · Contrast checker → · Palette generator →

#E0403C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva