#424EC2#424EC2

#424EC2 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.180 H 273.2°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#424EC2
RGB	rgb(66, 78, 194)
HSL	hsl(234, 51%, 51%)
HSV	hsv(234, 66%, 76%)
CMYK	cmyk(66%, 59.8%, 0%, 23.9%)
CIE-LAB	lab(38.73, 32.53, -62.26)
CIE-LCH	lch(38.73, 70.24, 297.59°)
OKLab	oklab(48.47% 0.01 -0.1793)
OKLCH	oklch(48.47% 0.18 273.2)
XYZ	xyz(14.7055, 10.5008, 52.2804)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424EC2 #C2B642

analogous

#428EC2 #424EC2 #7642C2

triadic

#424EC2 #C2424E #4EC242

tetradic

#424EC2 #C2428E #C2B642 #42C276

square

#424EC2 #C2428E #C2B642 #42C276

split-complementary

#424EC2 #C27642 #8EC242

monochromatic

#222868 #313A96 #424EC2 #7079D1 #9FA5E0

Accessibility & contrast

On white

6.77

#424EC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#424EC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424EC2

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424EC2	#FFFFFF	#000000	##FFFFFF
##424EC2	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C6

Deuteranopia (green-blind)

#0056C0

Tritanopia (blue-blind)

#006B80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #424ec2;
/* rgb */ color: rgb(66, 78, 194);
/* oklch */ color: oklch(48.5% 0.180 273.2);

Tailwind

colors: {
  custom: {
    50: '#857fd5',
    500: '#424ec2',
    950: '#000000',
  },
}

SCSS

$custom: #424ec2;
$custom-light: #857fd5;
$custom-dark: #000000;

JSON

{
  "hex": "#424ec2",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 194
  },
  "hsl": {
    "h": 234.375,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.48467,
    "c": 0.17962,
    "h": 273.2
  },
  "luminance": 0.10502
}

Semantic roles & 50–950 ramp

primary

#424EC2

secondary

#CCC794

accent

#CD4DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #424EC2

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

Preview Lab → · Contrast checker → · Palette generator →