#424CD4#424CD4

#424CD4 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.6% C 0.205 H 273.0°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#424CD4
RGB	rgb(66, 76, 212)
HSL	hsl(236, 63%, 55%)
HSV	hsv(236, 69%, 83%)
CMYK	cmyk(68.9%, 64.2%, 0%, 16.9%)
CIE-LAB	lab(39.71, 39.96, -71.07)
CIE-LCH	lch(39.71, 81.53, 299.35°)
OKLab	oklab(49.65% 0.0107 -0.2052)
OKLCH	oklch(49.65% 0.205 273)
XYZ	xyz(16.7109, 11.0790, 63.5324)
Luminance	0.1108 (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

#424CD4 #D4CA42

analogous

#4295D4 #424CD4 #8142D4

triadic

#424CD4 #D4424C #4CD442

tetradic

#424CD4 #D44295 #D4CA42 #42D481

square

#424CD4 #D44295 #D4CA42 #42D481

split-complementary

#424CD4 #D48142 #95D442

monochromatic

#1D247F #2832B1 #424CD4 #747BDF #A6AAEB

Accessibility & contrast

On white

6.53

#424CD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#424CD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424CD4

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CD4	#FFFFFF	#000000	##FFFFFF
##424CD4	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D8

Deuteranopia (green-blind)

#0057D1

Tritanopia (blue-blind)

#006F89

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #424cd4;
/* rgb */ color: rgb(66, 76, 212);
/* oklch */ color: oklch(49.6% 0.205 273.0);

Tailwind

colors: {
  custom: {
    50: '#897ee2',
    500: '#424cd4',
    950: '#000000',
  },
}

SCSS

$custom: #424cd4;
$custom-light: #897ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#424cd4",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 212
  },
  "hsl": {
    "h": 235.89,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.49648,
    "c": 0.20549,
    "h": 273
  },
  "luminance": 0.11081
}

Semantic roles & 50–950 ramp

primary

#424CD4

secondary

#D8D49A

accent

#DB42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #424CD4

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

Preview Lab → · Contrast checker → · Palette generator →