#424CD0#424CD0

#424CD0 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.3% C 0.200 H 273.1°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#424CD0
RGB	rgb(66, 76, 208)
HSL	hsl(236, 60%, 54%)
HSV	hsv(236, 68%, 82%)
CMYK	cmyk(68.3%, 63.5%, 0%, 18.4%)
CIE-LAB	lab(39.38, 38.60, -69.31)
CIE-LCH	lch(39.38, 79.34, 299.11°)
OKLab	oklab(49.3% 0.011 -0.2001)
OKLCH	oklch(49.3% 0.2 273.1)
XYZ	xyz(16.2126, 10.8797, 60.9079)
Luminance	0.1088 (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

#424CD0 #D0C642

analogous

#4293D0 #424CD0 #7F42D0

triadic

#424CD0 #D0424C #4CD042

tetradic

#424CD0 #D04293 #D0C642 #42D07F

square

#424CD0 #D04293 #D0C642 #42D07F

split-complementary

#424CD0 #D07F42 #93D042

monochromatic

#1E2579 #2A33AA #424CD0 #737ADC #A4A9E8

Accessibility & contrast

On white

6.61

#424CD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#424CD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424CD0

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CD0	#FFFFFF	#000000	##FFFFFF
##424CD0	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D4

Deuteranopia (green-blind)

#0056CD

Tritanopia (blue-blind)

#006E87

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #424cd0;
/* rgb */ color: rgb(66, 76, 208);
/* oklch */ color: oklch(49.3% 0.200 273.1);

Tailwind

colors: {
  custom: {
    50: '#887edf',
    500: '#424cd0',
    950: '#000000',
  },
}

SCSS

$custom: #424cd0;
$custom-light: #887edf;
$custom-dark: #000000;

JSON

{
  "hex": "#424cd0",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 208
  },
  "hsl": {
    "h": 235.775,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.49298,
    "c": 0.20037,
    "h": 273.1
  },
  "luminance": 0.10881
}

Semantic roles & 50–950 ramp

primary

#424CD0

secondary

#D5D199

accent

#D844E3

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #424CD0

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

Preview Lab → · Contrast checker → · Palette generator →