#424FAA#424FAA

#424FAA is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.8% C 0.145 H 273.3°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#424FAA
RGB	rgb(66, 79, 170)
HSL	hsl(233, 44%, 46%)
HSV	hsv(233, 61%, 67%)
CMYK	cmyk(61.2%, 53.5%, 0%, 33.3%)
CIE-LAB	lab(37.21, 23.53, -50.58)
CIE-LCH	lch(37.21, 55.79, 294.94°)
OKLab	oklab(46.78% 0.0084 -0.145)
OKLCH	oklch(46.78% 0.145 273.3)
XYZ	xyz(12.2961, 9.6515, 39.2374)
Luminance	0.0965 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FAA #AA9D42

analogous

#4283AA #424FAA #6942AA

triadic

#424FAA #AA424F #4FAA42

tetradic

#424FAA #AA4283 #AA9D42 #42AA69

square

#424FAA #AA4283 #AA9D42 #42AA69

split-complementary

#424FAA #AA6942 #83AA42

monochromatic

#202652 #313B7E #424FAA #6671C3 #929AD5

Accessibility & contrast

On white

7.17

#424FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#424FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424FAA

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FAA	#FFFFFF	#000000	##FFFFFF
##424FAA	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#165CAD

Deuteranopia (green-blind)

#0053A8

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #424faa;
/* rgb */ color: rgb(66, 79, 170);
/* oklch */ color: oklch(46.8% 0.145 273.3);

Tailwind

colors: {
  custom: {
    50: '#8080c4',
    500: '#424faa',
    950: '#000000',
  },
}

SCSS

$custom: #424faa;
$custom-light: #8080c4;
$custom-dark: #000000;

JSON

{
  "hex": "#424faa",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 170
  },
  "hsl": {
    "h": 232.5,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46776,
    "c": 0.14524,
    "h": 273.3
  },
  "luminance": 0.09652
}

Semantic roles & 50–950 ramp

primary

#424FAA

secondary

#C0B988

accent

#C454D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #424FAA

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

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