#424EA2#424EA2

#424EA2 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.0% C 0.135 H 273.8°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#424EA2
RGB	rgb(66, 78, 162)
HSL	hsl(233, 42%, 45%)
HSV	hsv(233, 59%, 64%)
CMYK	cmyk(59.3%, 51.9%, 0%, 36.5%)
CIE-LAB	lab(36.39, 21.39, -47.12)
CIE-LCH	lch(36.39, 51.75, 294.42°)
OKLab	oklab(45.99% 0.0089 -0.1348)
OKLCH	oklch(45.99% 0.135 273.8)
XYZ	xyz(11.4906, 9.2148, 35.3485)
Luminance	0.0922 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424EA2 #A29642

analogous

#427EA2 #424EA2 #6642A2

triadic

#424EA2 #A2424E #4EA242

tetradic

#424EA2 #A2427E #A29642 #42A266

square

#424EA2 #A2427E #A29642 #42A266

split-complementary

#424EA2 #A26642 #7EA242

monochromatic

#1F244B #303977 #424EA2 #626EBF #8E96D1

Accessibility & contrast

On white

7.39

#424EA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#424EA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424EA2

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424EA2	#FFFFFF	#000000	##FFFFFF
##424EA2	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205AA5

Deuteranopia (green-blind)

#0B52A0

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424ea2;
/* rgb */ color: rgb(66, 78, 162);
/* oklch */ color: oklch(46.0% 0.135 273.8);

Tailwind

colors: {
  custom: {
    50: '#7f7fbe',
    500: '#424ea2',
    950: '#000000',
  },
}

SCSS

$custom: #424ea2;
$custom-light: #7f7fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#424ea2",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 162
  },
  "hsl": {
    "h": 232.5,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45987,
    "c": 0.13512,
    "h": 273.8
  },
  "luminance": 0.09216
}

Semantic roles & 50–950 ramp

primary

#424EA2

secondary

#BCB584

accent

#C256D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #424EA2

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

Preview Lab → · Contrast checker → · Palette generator →