#424BC0#424BC0

#424BC0 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.8% C 0.181 H 274.0°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#424BC0
RGB	rgb(66, 75, 192)
HSL	hsl(236, 50%, 51%)
HSV	hsv(236, 66%, 75%)
CMYK	cmyk(65.6%, 60.9%, 0%, 24.7%)
CIE-LAB	lab(37.83, 33.73, -62.54)
CIE-LCH	lch(37.83, 71.06, 298.34°)
OKLab	oklab(47.76% 0.0125 -0.1802)
OKLCH	oklch(47.76% 0.181 274)
XYZ	xyz(14.2741, 9.9949, 51.0359)
Luminance	0.1000 (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

#424BC0 #C0B742

analogous

#428AC0 #424BC0 #7842C0

triadic

#424BC0 #C0424B #4BC042

tetradic

#424BC0 #C0428A #C0B742 #42C078

square

#424BC0 #C0428A #C0B742 #42C078

split-complementary

#424BC0 #C07842 #8AC042

monochromatic

#222766 #313894 #424BC0 #7077CF #9EA2DF

Accessibility & contrast

On white

7.00

#424BC0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#424BC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BC0

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BC0	#FFFFFF	#000000	##FFFFFF
##424BC0	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC4

Deuteranopia (green-blind)

#0053BE

Tritanopia (blue-blind)

#00687E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #424bc0;
/* rgb */ color: rgb(66, 75, 192);
/* oklch */ color: oklch(47.8% 0.181 274.0);

Tailwind

colors: {
  custom: {
    50: '#857dd4',
    500: '#424bc0',
    950: '#000000',
  },
}

SCSS

$custom: #424bc0;
$custom-light: #857dd4;
$custom-dark: #000000;

JSON

{
  "hex": "#424bc0",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 192
  },
  "hsl": {
    "h": 235.714,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47758,
    "c": 0.18064,
    "h": 274
  },
  "luminance": 0.09996
}

Semantic roles & 50–950 ramp

primary

#424BC0

secondary

#CBC793

accent

#D04EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #424BC0

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

Preview Lab → · Contrast checker → · Palette generator →