#424DC8#424DC8

#424DC8 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.8% C 0.189 H 273.2°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#424DC8
RGB	rgb(66, 77, 200)
HSL	hsl(235, 55%, 52%)
HSV	hsv(235, 67%, 78%)
CMYK	cmyk(67%, 61.5%, 0%, 21.6%)
CIE-LAB	lab(38.96, 35.23, -65.37)
CIE-LCH	lch(38.96, 74.26, 298.33°)
OKLab	oklab(48.79% 0.0106 -0.1885)
OKLCH	oklch(48.79% 0.189 273.2)
XYZ	xyz(15.3225, 10.6347, 55.8776)
Luminance	0.1064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.59

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DC8 #C8BD42

analogous

#4290C8 #424DC8 #7A42C8

triadic

#424DC8 #C8424D #4DC842

tetradic

#424DC8 #C84290 #C8BD42 #42C87A

square

#424DC8 #C84290 #C8BD42 #42C87A

split-complementary

#424DC8 #C87A42 #90C842

monochromatic

#20276F #2E379F #424DC8 #717AD6 #A1A6E4

Accessibility & contrast

On white

6.72

#424DC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#424DC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DC8

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DC8	#FFFFFF	#000000	##FFFFFF
##424DC8	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CC

Deuteranopia (green-blind)

#0056C6

Tritanopia (blue-blind)

#006C83

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #424dc8;
/* rgb */ color: rgb(66, 77, 200);
/* oklch */ color: oklch(48.8% 0.189 273.2);

Tailwind

colors: {
  custom: {
    50: '#867fda',
    500: '#424dc8',
    950: '#000000',
  },
}

SCSS

$custom: #424dc8;
$custom-light: #867fda;
$custom-dark: #000000;

JSON

{
  "hex": "#424dc8",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 200
  },
  "hsl": {
    "h": 235.075,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.48787,
    "c": 0.18879,
    "h": 273.2
  },
  "luminance": 0.10636
}

Semantic roles & 50–950 ramp

primary

#424DC8

secondary

#D0CB96

accent

#D24ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #424DC8

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

Preview Lab → · Contrast checker → · Palette generator →