#424BD4#424BD4

#424BD4 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.5% C 0.207 H 273.2°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#424BD4
RGB	rgb(66, 75, 212)
HSL	hsl(236, 63%, 55%)
HSV	hsv(236, 69%, 83%)
CMYK	cmyk(68.9%, 64.6%, 0%, 16.9%)
CIE-LAB	lab(39.48, 40.57, -71.44)
CIE-LCH	lch(39.48, 82.16, 299.59°)
OKLab	oklab(49.48% 0.0114 -0.2063)
OKLCH	oklch(49.48% 0.207 273.2)
XYZ	xyz(16.6425, 10.9423, 63.5096)
Luminance	0.1094 (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

#424BD4 #D4CB42

analogous

#4294D4 #424BD4 #8242D4

triadic

#424BD4 #D4424B #4BD442

tetradic

#424BD4 #D44294 #D4CB42 #42D482

square

#424BD4 #D44294 #D4CB42 #42D482

split-complementary

#424BD4 #D48242 #94D442

monochromatic

#1D237F #2831B1 #424BD4 #747ADF #A6AAEB

Accessibility & contrast

On white

6.59

#424BD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#424BD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BD4

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BD4	#FFFFFF	#000000	##FFFFFF
##424BD4	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D8

Deuteranopia (green-blind)

#0056D1

Tritanopia (blue-blind)

#006F89

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #424bd4;
/* rgb */ color: rgb(66, 75, 212);
/* oklch */ color: oklch(49.5% 0.207 273.2);

Tailwind

colors: {
  custom: {
    50: '#897de2',
    500: '#424bd4',
    950: '#000000',
  },
}

SCSS

$custom: #424bd4;
$custom-light: #897de2;
$custom-dark: #000000;

JSON

{
  "hex": "#424bd4",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 212
  },
  "hsl": {
    "h": 236.301,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.4948,
    "c": 0.20663,
    "h": 273.2
  },
  "luminance": 0.10944
}

Semantic roles & 50–950 ramp

primary

#424BD4

secondary

#D8D49A

accent

#DC42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #424BD4

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

Preview Lab → · Contrast checker → · Palette generator →