#424DC7#424DC7

#424DC7 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.7% C 0.187 H 273.3°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#424DC7
RGB	rgb(66, 77, 199)
HSL	hsl(235, 54%, 52%)
HSV	hsv(235, 67%, 78%)
CMYK	cmyk(66.8%, 61.3%, 0%, 22%)
CIE-LAB	lab(38.88, 34.89, -64.92)
CIE-LCH	lch(38.88, 73.70, 298.26°)
OKLab	oklab(48.7% 0.0106 -0.1872)
OKLCH	oklch(48.7% 0.187 273.3)
XYZ	xyz(15.2060, 10.5881, 55.2641)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DC7 #C7BC42

analogous

#428FC7 #424DC7 #7A42C7

triadic

#424DC7 #C7424D #4DC742

tetradic

#424DC7 #C7428F #C7BC42 #42C77A

square

#424DC7 #C7428F #C7BC42 #42C77A

split-complementary

#424DC7 #C77A42 #8FC742

monochromatic

#21276E #2F389D #424DC7 #7179D5 #A0A6E3

Accessibility & contrast

On white

6.74

#424DC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#424DC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DC7

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DC7	#FFFFFF	#000000	##FFFFFF
##424DC7	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CB

Deuteranopia (green-blind)

#0056C5

Tritanopia (blue-blind)

#006C83

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #424dc7;
/* rgb */ color: rgb(66, 77, 199);
/* oklch */ color: oklch(48.7% 0.187 273.3);

Tailwind

colors: {
  custom: {
    50: '#867fd9',
    500: '#424dc7',
    950: '#000000',
  },
}

SCSS

$custom: #424dc7;
$custom-light: #867fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#424dc7",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 199
  },
  "hsl": {
    "h": 235.038,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.48703,
    "c": 0.18747,
    "h": 273.3
  },
  "luminance": 0.1059
}

Semantic roles & 50–950 ramp

primary

#424DC7

secondary

#D0CB95

accent

#D14ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #424DC7

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

Preview Lab → · Contrast checker → · Palette generator →