#424ADA#424ADA

#424ADA is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.9% C 0.215 H 273.1°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#424ADA
RGB	rgb(66, 74, 218)
HSL	hsl(237, 67%, 56%)
HSV	hsv(237, 70%, 85%)
CMYK	cmyk(69.7%, 66.1%, 0%, 14.5%)
CIE-LAB	lab(39.78, 43.20, -74.41)
CIE-LCH	lch(39.78, 86.04, 300.14°)
OKLab	oklab(49.85% 0.0116 -0.215)
OKLCH	oklch(49.85% 0.215 273.1)
XYZ	xyz(17.3462, 11.1161, 67.5475)
Luminance	0.1112 (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

#424ADA #DAD242

analogous

#4296DA #424ADA #8642DA

triadic

#424ADA #DA424A #4ADA42

tetradic

#424ADA #DA4296 #DAD242 #42DA86

square

#424ADA #DA4296 #DAD242 #42DA86

split-complementary

#424ADA #DA8642 #96DA42

monochromatic

#1A2087 #242CBA #424ADA #757BE4 #A8ACEE

Accessibility & contrast

On white

6.51

#424ADA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#424ADA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424ADA

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424ADA	#FFFFFF	#000000	##FFFFFF
##424ADA	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065DE

Deuteranopia (green-blind)

#0057D7

Tritanopia (blue-blind)

#00708C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #424ada;
/* rgb */ color: rgb(66, 74, 218);
/* oklch */ color: oklch(49.9% 0.215 273.1);

Tailwind

colors: {
  custom: {
    50: '#8a7de7',
    500: '#424ada',
    950: '#000000',
  },
}

SCSS

$custom: #424ada;
$custom-light: #8a7de7;
$custom-dark: #000000;

JSON

{
  "hex": "#424ada",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 218
  },
  "hsl": {
    "h": 236.842,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.49852,
    "c": 0.21532,
    "h": 273.1
  },
  "luminance": 0.11118
}

Semantic roles & 50–950 ramp

primary

#424ADA

secondary

#DBD89C

accent

#E13EEA

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #424ADA

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

Preview Lab → · Contrast checker → · Palette generator →