#424DA9#424DA9

#424DA9 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.3% C 0.146 H 274.1°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#424DA9
RGB	rgb(66, 77, 169)
HSL	hsl(234, 44%, 46%)
HSV	hsv(234, 61%, 66%)
CMYK	cmyk(60.9%, 54.4%, 0%, 33.7%)
CIE-LAB	lab(36.61, 24.48, -50.95)
CIE-LCH	lch(36.61, 56.53, 295.66°)
OKLab	oklab(46.3% 0.0104 -0.1461)
OKLCH	oklch(46.3% 0.146 274.1)
XYZ	xyz(12.0597, 9.3296, 38.6937)
Luminance	0.0933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DA9 #A99E42

analogous

#4280A9 #424DA9 #6A42A9

triadic

#424DA9 #A9424D #4DA942

tetradic

#424DA9 #A94280 #A99E42 #42A96A

square

#424DA9 #A94280 #A99E42 #42A96A

split-complementary

#424DA9 #A96A42 #80A942

monochromatic

#202551 #31397D #424DA9 #656FC3 #9198D4

Accessibility & contrast

On white

7.33

#424DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#424DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424DA9

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DA9	#FFFFFF	#000000	##FFFFFF
##424DA9	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#105BAC

Deuteranopia (green-blind)

#0052A7

Tritanopia (blue-blind)

#006273

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424da9;
/* rgb */ color: rgb(66, 77, 169);
/* oklch */ color: oklch(46.3% 0.146 274.1);

Tailwind

colors: {
  custom: {
    50: '#807ec3',
    500: '#424da9',
    950: '#000000',
  },
}

SCSS

$custom: #424da9;
$custom-light: #807ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#424da9",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 169
  },
  "hsl": {
    "h": 233.592,
    "s": 43.83,
    "l": 46.078
  },
  "oklch": {
    "l": 0.46304,
    "c": 0.14648,
    "h": 274.1
  },
  "luminance": 0.09331
}

Semantic roles & 50–950 ramp

primary

#424DA9

secondary

#C0B987

accent

#C654D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #424DA9

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

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