#424DA7#424DA7

#424DA7 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.2% C 0.144 H 274.1°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#424DA7
RGB	rgb(66, 77, 167)
HSL	hsl(233, 43%, 46%)
HSV	hsv(233, 60%, 65%)
CMYK	cmyk(60.5%, 53.9%, 0%, 34.5%)
CIE-LAB	lab(36.47, 23.78, -49.99)
CIE-LCH	lch(36.47, 55.36, 295.44°)
OKLab	oklab(46.15% 0.0103 -0.1433)
OKLCH	oklch(46.15% 0.144 274.1)
XYZ	xyz(11.8734, 9.2551, 37.7124)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DA7 #A79C42

analogous

#427FA7 #424DA7 #6942A7

triadic

#424DA7 #A7424D #4DA742

tetradic

#424DA7 #A7427F #A79C42 #42A769

square

#424DA7 #A7427F #A79C42 #42A769

split-complementary

#424DA7 #A76942 #7FA742

monochromatic

#1F254F #31397B #424DA7 #646FC2 #9097D3

Accessibility & contrast

On white

7.37

#424DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#424DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424DA7

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DA7	#FFFFFF	#000000	##FFFFFF
##424DA7	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155AAA

Deuteranopia (green-blind)

#0052A5

Tritanopia (blue-blind)

#006272

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424da7;
/* rgb */ color: rgb(66, 77, 167);
/* oklch */ color: oklch(46.2% 0.144 274.1);

Tailwind

colors: {
  custom: {
    50: '#807ec2',
    500: '#424da7',
    950: '#000000',
  },
}

SCSS

$custom: #424da7;
$custom-light: #807ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#424da7",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 167
  },
  "hsl": {
    "h": 233.465,
    "s": 43.348,
    "l": 45.686
  },
  "oklch": {
    "l": 0.46154,
    "c": 0.14364,
    "h": 274.1
  },
  "luminance": 0.09256
}

Semantic roles & 50–950 ramp

primary

#424DA7

secondary

#BEB886

accent

#C555D3

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #424DA7

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

Preview Lab → · Contrast checker → · Palette generator →