#424AE2#424AE2

#424AE2 is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.6% C 0.225 H 272.7°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#424AE2
RGB	rgb(66, 74, 226)
HSL	hsl(237, 73%, 57%)
HSV	hsv(237, 71%, 89%)
CMYK	cmyk(70.8%, 67.3%, 0%, 11.4%)
CIE-LAB	lab(40.48, 45.88, -77.82)
CIE-LCH	lch(40.48, 90.33, 300.52°)
OKLab	oklab(50.58% 0.0108 -0.225)
OKLCH	oklch(50.58% 0.225 272.7)
XYZ	xyz(18.4184, 11.5450, 73.1945)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424AE2 #E2DA42

analogous

#429AE2 #424AE2 #8A42E2

triadic

#424AE2 #E2424A #4AE242

tetradic

#424AE2 #E2429A #E2DA42 #42E28A

square

#424AE2 #E2429A #E2DA42 #42E28A

split-complementary

#424AE2 #E28A42 #9AE242

monochromatic

#171D93 #1F27C8 #424AE2 #777DEA #ACB0F2

Accessibility & contrast

On white

6.35

#424AE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#424AE2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424AE2

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424AE2	#FFFFFF	#000000	##FFFFFF
##424AE2	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067E7

Deuteranopia (green-blind)

#0058DF

Tritanopia (blue-blind)

#007390

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #424ae2;
/* rgb */ color: rgb(66, 74, 226);
/* oklch */ color: oklch(50.6% 0.225 272.7);

Tailwind

colors: {
  custom: {
    50: '#8c7dec',
    500: '#424ae2',
    950: '#000000',
  },
}

SCSS

$custom: #424ae2;
$custom-light: #8c7dec;
$custom-dark: #000000;

JSON

{
  "hex": "#424ae2",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 226
  },
  "hsl": {
    "h": 237,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.50582,
    "c": 0.22523,
    "h": 272.7
  },
  "luminance": 0.11547
}

Semantic roles & 50–950 ramp

primary

#424AE2

secondary

#E0DD9F

accent

#E738F0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #424AE2

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

Preview Lab → · Contrast checker → · Palette generator →