#D3403A#D3403A

#D3403A is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.5% C 0.185 H 26.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX#D3403A
RGBrgb(211, 64, 58)
HSLhsl(2, 63%, 53%)
HSVhsv(2, 73%, 83%)
CMYKcmyk(0%, 69.7%, 72.5%, 17.3%)
CIE-LABlab(49.28, 57.00, 36.91)
CIE-LCHlch(49.28, 67.91, 32.93°)
OKLaboklab(58.47% 0.1649 0.0836)
OKLCHoklch(58.47% 0.185 26.9)
XYZxyz(29.4644, 17.8256, 5.8914)
Luminance0.1782 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#D3403A #3ACDD3
analogous
#D33A80 #D3403A #D38C3A
triadic
#D3403A #3AD340 #403AD3
tetradic
#D3403A #80D33A #3ACDD3 #8C3AD3
square
#D3403A #80D33A #3ACDD3 #8C3AD3
split-complementary
#D3403A #3AD38C #3A80D3
monochromatic
#781E1B #AA2B26 #D3403A #DE716C #E9A19E

Accessibility & contrast

On white

4.60
#D3403A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.56
#D3403A on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D3403A
4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##D3403A#FFFFFF#000000##FFFFFF
##D3403A1.004.604.564.60
#FFFFFF4.601.0021.001.00
#0000004.5621.001.0021.00
##FFFFFF4.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6A6138
Deuteranopia (green-blind)
#8F8135
Tritanopia (blue-blind)
#E80A40
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #d3403a;
/* rgb */ color: rgb(211, 64, 58);
/* oklch */ color: oklch(58.5% 0.185 26.9);
Tailwind
colors: {
  custom: {
    50: '#e97e71',
    500: '#d3403a',
    950: '#000000',
  },
}
SCSS
$custom: #d3403a;
$custom-light: #e97e71;
$custom-dark: #000000;
JSON
{
  "hex": "#d3403a",
  "rgb": {
    "r": 211,
    "g": 64,
    "b": 58
  },
  "hsl": {
    "h": 2.353,
    "s": 63.485,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58471,
    "c": 0.18484,
    "h": 26.9
  },
  "luminance": 0.17821
}

Semantic roles & 50–950 ramp

primary
#D3403A
secondary
#93D3D6
accent
#E0E741
background
#FFF8F6
surface
#FFEFEC
border
#D7CAC7
text
#180B07
muted
#867C7A

Preview Lab

Preview with #D3403A

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

Preview Lab → · Contrast checker → · Palette generator →

#D3403A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva