#424AAC#424AAC

#424AAC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.0% C 0.155 H 275.0°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX#424AAC
RGBrgb(66, 74, 172)
HSLhsl(235, 45%, 47%)
HSVhsv(235, 62%, 67%)
CMYKcmyk(61.6%, 57%, 0%, 32.5%)
CIE-LABlab(36.05, 27.45, -53.65)
CIE-LCHlch(36.05, 60.27, 297.10°)
OKLaboklab(45.95% 0.0135 -0.1541)
OKLCHoklch(45.95% 0.155 275)
XYZxyz(12.1395, 9.0334, 40.1256)
Luminance0.0903 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#424AAC #ACA442
analogous
#427FAC #424AAC #6F42AC
triadic
#424AAC #AC424A #4AAC42
tetradic
#424AAC #AC427F #ACA442 #42AC6F
square
#424AAC #AC427F #ACA442 #42AC6F
split-complementary
#424AAC #AC6F42 #7FAC42
monochromatic
#202454 #313780 #424AAC #676EC5 #9398D6

Accessibility & contrast

On white

7.48
#424AAC on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.81
#424AAC on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424AAC
7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##424AAC#FFFFFF#000000##FFFFFF
##424AAC1.007.482.817.48
#FFFFFF7.481.0021.001.00
#0000002.8121.001.0021.00
##FFFFFF7.481.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0059AF
Deuteranopia (green-blind)
#0050AA
Tritanopia (blue-blind)
#006173
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #424aac;
/* rgb */ color: rgb(66, 74, 172);
/* oklch */ color: oklch(46.0% 0.155 275.0);
Tailwind
colors: {
  custom: {
    50: '#817cc5',
    500: '#424aac',
    950: '#000000',
  },
}
SCSS
$custom: #424aac;
$custom-light: #817cc5;
$custom-dark: #000000;
JSON
{
  "hex": "#424aac",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 172
  },
  "hsl": {
    "h": 235.472,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.45952,
    "c": 0.15467,
    "h": 275
  },
  "luminance": 0.09034
}

Semantic roles & 50–950 ramp

primary
#424AAC
secondary
#C1BD89
accent
#CB54D4
background
#F8F7FC
surface
#EFEEF8
border
#CAC9D1
text
#0B0913
muted
#7C7B82

Preview Lab

Preview with #424AAC

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

Preview Lab → · Contrast checker → · Palette generator →

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