#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
RGB	rgb(66, 74, 172)
HSL	hsl(235, 45%, 47%)
HSV	hsv(235, 62%, 67%)
CMYK	cmyk(61.6%, 57%, 0%, 32.5%)
CIE-LAB	lab(36.05, 27.45, -53.65)
CIE-LCH	lch(36.05, 60.27, 297.10°)
OKLab	oklab(45.95% 0.0135 -0.1541)
OKLCH	oklch(45.95% 0.155 275)
XYZ	xyz(12.1395, 9.0334, 40.1256)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	blue

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
##424AAC	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

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.

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