#424DCA#424DCA

#424DCA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 49.0% C 0.191 H 273.2°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#424DCA
RGB	rgb(66, 77, 202)
HSL	hsl(235, 56%, 53%)
HSV	hsv(235, 67%, 79%)
CMYK	cmyk(67.3%, 61.9%, 0%, 20.8%)
CIE-LAB	lab(39.12, 35.92, -66.26)
CIE-LCH	lch(39.12, 75.38, 298.46°)
OKLab	oklab(48.96% 0.0105 -0.1911)
OKLCH	oklch(48.96% 0.191 273.2)
XYZ	xyz(15.5578, 10.7288, 57.1166)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DCA #CABF42

analogous

#4291CA #424DCA #7B42CA

triadic

#424DCA #CA424D #4DCA42

tetradic

#424DCA #CA4291 #CABF42 #42CA7B

square

#424DCA #CA4291 #CABF42 #42CA7B

split-complementary

#424DCA #CA7B42 #91CA42

monochromatic

#202772 #2D37A2 #424DCA #727AD7 #A2A7E5

Accessibility & contrast

On white

6.68

#424DCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#424DCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DCA

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DCA	#FFFFFF	#000000	##FFFFFF
##424DCA	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CE

Deuteranopia (green-blind)

#0056C8

Tritanopia (blue-blind)

#006D84

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #424dca;
/* rgb */ color: rgb(66, 77, 202);
/* oklch */ color: oklch(49.0% 0.191 273.2);

Tailwind

colors: {
  custom: {
    50: '#877fdb',
    500: '#424dca',
    950: '#000000',
  },
}

SCSS

$custom: #424dca;
$custom-light: #877fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#424dca",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 202
  },
  "hsl": {
    "h": 235.147,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.48956,
    "c": 0.19141,
    "h": 273.2
  },
  "luminance": 0.1073
}

Semantic roles & 50–950 ramp

primary

#424DCA

secondary

#D1CD96

accent

#D348DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #424DCA

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

Preview Lab → · Contrast checker → · Palette generator →