#424AD0#424AD0

#424AD0 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.0% C 0.203 H 273.5°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX#424AD0
RGBrgb(66, 74, 208)
HSLhsl(237, 60%, 54%)
HSVhsv(237, 68%, 82%)
CMYKcmyk(68.3%, 64.4%, 0%, 18.4%)
CIE-LABlab(38.91, 39.83, -70.07)
CIE-LCHlch(38.91, 80.60, 299.61°)
OKLaboklab(48.96% 0.0124 -0.2023)
OKLCHoklch(48.96% 0.203 273.5)
XYZxyz(16.0769, 10.6084, 60.8626)
Luminance0.1061 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#424AD0 #D0C842
analogous
#4291D0 #424AD0 #8142D0
triadic
#424AD0 #D0424A #4AD042
tetradic
#424AD0 #D04291 #D0C842 #42D081
square
#424AD0 #D04291 #D0C842 #42D081
split-complementary
#424AD0 #D08142 #91D042
monochromatic
#1E2379 #2A32AA #424AD0 #7379DC #A4A8E8

Accessibility & contrast

On white

6.73
#424AD0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.12
#424AD0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424AD0
6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##424AD0#FFFFFF#000000##FFFFFF
##424AD01.006.733.126.73
#FFFFFF6.731.0021.001.00
#0000003.1221.001.0021.00
##FFFFFF6.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0062D4
Deuteranopia (green-blind)
#0055CD
Tritanopia (blue-blind)
#006D86
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #424ad0;
/* rgb */ color: rgb(66, 74, 208);
/* oklch */ color: oklch(49.0% 0.203 273.5);
Tailwind
colors: {
  custom: {
    50: '#887ddf',
    500: '#424ad0',
    950: '#000000',
  },
}
SCSS
$custom: #424ad0;
$custom-light: #887ddf;
$custom-dark: #000000;
JSON
{
  "hex": "#424ad0",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 208
  },
  "hsl": {
    "h": 236.62,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.48959,
    "c": 0.20269,
    "h": 273.5
  },
  "luminance": 0.1061
}

Semantic roles & 50–950 ramp

primary
#424AD0
secondary
#D5D299
accent
#DA44E3
background
#F9F7FD
surface
#F1EEFB
border
#CBC9D4
text
#0D0915
muted
#7E7B83

Preview Lab

Preview with #424AD0

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

Preview Lab → · Contrast checker → · Palette generator →

#424AD0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva