#424BE2#424BE2

#424BE2 is a mid, highly saturated blue. Relative luminance 0.117; OKLCH L 50.7% C 0.224 H 272.6°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#424BE2
RGB	rgb(66, 75, 226)
HSL	hsl(237, 73%, 57%)
HSV	hsv(237, 71%, 89%)
CMYK	cmyk(70.8%, 66.8%, 0%, 11.4%)
CIE-LAB	lab(40.70, 45.29, -77.46)
CIE-LCH	lch(40.70, 89.72, 300.31°)
OKLab	oklab(50.74% 0.0102 -0.2239)
OKLCH	oklch(50.74% 0.224 272.6)
XYZ	xyz(18.4857, 11.6796, 73.2169)
Luminance	0.1168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424BE2 #E2D942

analogous

#429BE2 #424BE2 #8942E2

triadic

#424BE2 #E2424B #4BE242

tetradic

#424BE2 #E2429B #E2D942 #42E289

square

#424BE2 #E2429B #E2D942 #42E289

split-complementary

#424BE2 #E28942 #9BE242

monochromatic

#171E93 #1F28C8 #424BE2 #777EEA #ACB0F2

Accessibility & contrast

On white

6.29

#424BE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#424BE2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BE2

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BE2	#FFFFFF	#000000	##FFFFFF
##424BE2	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067E7

Deuteranopia (green-blind)

#0058DF

Tritanopia (blue-blind)

#007490

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #424be2;
/* rgb */ color: rgb(66, 75, 226);
/* oklch */ color: oklch(50.7% 0.224 272.6);

Tailwind

colors: {
  custom: {
    50: '#8c7eec',
    500: '#424be2',
    950: '#000000',
  },
}

SCSS

$custom: #424be2;
$custom-light: #8c7eec;
$custom-dark: #000000;

JSON

{
  "hex": "#424be2",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 226
  },
  "hsl": {
    "h": 236.625,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.5074,
    "c": 0.22415,
    "h": 272.6
  },
  "luminance": 0.11681
}

Semantic roles & 50–950 ramp

primary

#424BE2

secondary

#E0DD9F

accent

#E638F0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #424BE2

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

Preview Lab → · Contrast checker → · Palette generator →