#DD3A40#DD3A40

#DD3A40 is a mid, vivid red. Relative luminance 0.188; OKLCH L 59.7% C 0.199 H 23.9°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX#DD3A40
RGBrgb(221, 58, 64)
HSLhsl(358, 71%, 55%)
HSVhsv(358, 74%, 87%)
CMYKcmyk(0%, 73.8%, 71%, 13.3%)
CIE-LABlab(50.42, 62.48, 35.27)
CIE-LCHlch(50.42, 71.75, 29.44°)
OKLaboklab(59.68% 0.1822 0.0806)
OKLCHoklch(59.68% 0.199 23.9)
XYZxyz(32.2609, 18.7734, 6.7744)
Luminance0.1877 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#DD3A40 #3ADDD7
analogous
#DD3A92 #DD3A40 #DD853A
triadic
#DD3A40 #40DD3A #3A40DD
tetradic
#DD3A40 #92DD3A #3ADDD7 #853ADD
square
#DD3A40 #92DD3A #3ADDD7 #853ADD
split-complementary
#DD3A40 #3ADD85 #3A92DD
monochromatic
#86171B #BA2026 #DD3A40 #E66E73 #EFA2A5

Accessibility & contrast

On white

4.42
#DD3A40 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.75
#DD3A40 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD3A40
4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##DD3A40#FFFFFF#000000##000000
##DD3A401.004.424.754.75
#FFFFFF4.421.0021.0021.00
#0000004.7521.001.001.00
##0000004.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#6A623F
Deuteranopia (green-blind)
#93853A
Tritanopia (blue-blind)
#F3003E
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #dd3a40;
/* rgb */ color: rgb(221, 58, 64);
/* oklch */ color: oklch(59.7% 0.199 23.9);
Tailwind
colors: {
  custom: {
    50: '#f07c75',
    500: '#dd3a40',
    950: '#000000',
  },
}
SCSS
$custom: #dd3a40;
$custom-light: #f07c75;
$custom-dark: #000000;
JSON
{
  "hex": "#dd3a40",
  "rgb": {
    "r": 221,
    "g": 58,
    "b": 64
  },
  "hsl": {
    "h": 357.791,
    "s": 70.563,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59677,
    "c": 0.19928,
    "h": 23.9
  },
  "luminance": 0.18768
}

Semantic roles & 50–950 ramp

primary
#DD3A40
secondary
#97DCD9
accent
#EDE73A
background
#FFF8F7
surface
#FFEFED
border
#D7CAC8
text
#180B08
muted
#867C7B

Preview Lab

Preview with #DD3A40

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

Preview Lab → · Contrast checker → · Palette generator →

#DD3A40 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva