#424CC6#424CC6

#424CC6 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.4% C 0.187 H 273.5°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#424CC6
RGB	rgb(66, 76, 198)
HSL	hsl(235, 54%, 52%)
HSV	hsv(235, 67%, 78%)
CMYK	cmyk(66.7%, 61.6%, 0%, 22.4%)
CIE-LAB	lab(38.56, 35.17, -64.86)
CIE-LCH	lch(38.56, 73.78, 298.47°)
OKLab	oklab(48.44% 0.0115 -0.187)
OKLCH	oklch(48.44% 0.187 273.5)
XYZ	xyz(15.0209, 10.4030, 54.6315)
Luminance	0.1040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424CC6 #C6BC42

analogous

#428EC6 #424CC6 #7A42C6

triadic

#424CC6 #C6424C #4CC642

tetradic

#424CC6 #C6428E #C6BC42 #42C67A

square

#424CC6 #C6428E #C6BC42 #42C67A

split-complementary

#424CC6 #C67A42 #8EC642

monochromatic

#21276D #2F379C #424CC6 #7179D4 #A0A5E2

Accessibility & contrast

On white

6.82

#424CC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#424CC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424CC6

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CC6	#FFFFFF	#000000	##FFFFFF
##424CC6	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CA

Deuteranopia (green-blind)

#0055C4

Tritanopia (blue-blind)

#006B82

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #424cc6;
/* rgb */ color: rgb(66, 76, 198);
/* oklch */ color: oklch(48.4% 0.187 273.5);

Tailwind

colors: {
  custom: {
    50: '#867ed8',
    500: '#424cc6',
    950: '#000000',
  },
}

SCSS

$custom: #424cc6;
$custom-light: #867ed8;
$custom-dark: #000000;

JSON

{
  "hex": "#424cc6",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 198
  },
  "hsl": {
    "h": 235.455,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.48441,
    "c": 0.18736,
    "h": 273.5
  },
  "luminance": 0.10404
}

Semantic roles & 50–950 ramp

primary

#424CC6

secondary

#CFCA95

accent

#D24BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #424CC6

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

Preview Lab → · Contrast checker → · Palette generator →