#424BD0#424BD0

#424BD0 is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.1% C 0.202 H 273.3°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX#424BD0
RGBrgb(66, 75, 208)
HSLhsl(236, 60%, 54%)
HSVhsv(236, 68%, 82%)
CMYKcmyk(68.3%, 63.9%, 0%, 18.4%)
CIE-LABlab(39.14, 39.21, -69.69)
CIE-LCHlch(39.14, 79.97, 299.36°)
OKLaboklab(49.13% 0.0117 -0.2012)
OKLCHoklch(49.13% 0.202 273.3)
XYZxyz(16.1442, 10.7430, 60.8851)
Luminance0.1074 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#424BD0 #D0C742
analogous
#4292D0 #424BD0 #8042D0
triadic
#424BD0 #D0424B #4BD042
tetradic
#424BD0 #D04292 #D0C742 #42D080
square
#424BD0 #D04292 #D0C742 #42D080
split-complementary
#424BD0 #D08042 #92D042
monochromatic
#1E2479 #2A32AA #424BD0 #737ADC #A4A8E8

Accessibility & contrast

On white

6.67
#424BD0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.15
#424BD0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BD0
6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##424BD0#FFFFFF#000000##FFFFFF
##424BD01.006.673.156.67
#FFFFFF6.671.0021.001.00
#0000003.1521.001.0021.00
##FFFFFF6.671.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0063D4
Deuteranopia (green-blind)
#0056CD
Tritanopia (blue-blind)
#006D87
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #424bd0;
/* rgb */ color: rgb(66, 75, 208);
/* oklch */ color: oklch(49.1% 0.202 273.3);
Tailwind
colors: {
  custom: {
    50: '#887ddf',
    500: '#424bd0',
    950: '#000000',
  },
}
SCSS
$custom: #424bd0;
$custom-light: #887ddf;
$custom-dark: #000000;
JSON
{
  "hex": "#424bd0",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 208
  },
  "hsl": {
    "h": 236.197,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.49128,
    "c": 0.20154,
    "h": 273.3
  },
  "luminance": 0.10744
}

Semantic roles & 50–950 ramp

primary
#424BD0
secondary
#D5D199
accent
#D944E3
background
#F9F7FD
surface
#F1EEFB
border
#CBC9D4
text
#0D0A15
muted
#7E7C83

Preview Lab

Preview with #424BD0

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

Preview Lab → · Contrast checker → · Palette generator →

#424BD0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva