#424CAA#424CAA

#424CAA is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.149 H 274.4°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#424CAA
RGB	rgb(66, 76, 170)
HSL	hsl(234, 44%, 46%)
HSV	hsv(234, 61%, 67%)
CMYK	cmyk(61.2%, 55.3%, 0%, 33.3%)
CIE-LAB	lab(36.42, 25.47, -51.86)
CIE-LCH	lch(36.42, 57.77, 296.16°)
OKLab	oklab(46.18% 0.0115 -0.1488)
OKLCH	oklch(46.18% 0.149 274.4)
XYZ	xyz(12.0845, 9.2285, 39.1669)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424CAA #AAA042

analogous

#4280AA #424CAA #6C42AA

triadic

#424CAA #AA424C #4CAA42

tetradic

#424CAA #AA4280 #AAA042 #42AA6C

square

#424CAA #AA4280 #AAA042 #42AA6C

split-complementary

#424CAA #AA6C42 #80AA42

monochromatic

#202552 #31387E #424CAA #666FC3 #9298D5

Accessibility & contrast

On white

7.38

#424CAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#424CAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424CAA

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CAA	#FFFFFF	#000000	##FFFFFF
##424CAA	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#075AAD

Deuteranopia (green-blind)

#0051A8

Tritanopia (blue-blind)

#006273

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424caa;
/* rgb */ color: rgb(66, 76, 170);
/* oklch */ color: oklch(46.2% 0.149 274.4);

Tailwind

colors: {
  custom: {
    50: '#817ec4',
    500: '#424caa',
    950: '#000000',
  },
}

SCSS

$custom: #424caa;
$custom-light: #817ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#424caa",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 170
  },
  "hsl": {
    "h": 234.231,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46184,
    "c": 0.14923,
    "h": 274.4
  },
  "luminance": 0.09229
}

Semantic roles & 50–950 ramp

primary

#424CAA

secondary

#C0BB88

accent

#C854D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #424CAA

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

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