#424AAD#424AAD

#424AAD is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.0% C 0.156 H 275.0°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#424AAD
RGB	rgb(66, 74, 173)
HSL	hsl(236, 45%, 47%)
HSV	hsv(236, 62%, 68%)
CMYK	cmyk(61.8%, 57.2%, 0%, 32.2%)
CIE-LAB	lab(36.12, 27.80, -54.13)
CIE-LCH	lch(36.12, 60.85, 297.19°)
OKLab	oklab(46.03% 0.0135 -0.1555)
OKLCH	oklch(46.03% 0.156 275)
XYZ	xyz(12.2359, 9.0720, 40.6333)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424AAD #ADA542

analogous

#4280AD #424AAD #7042AD

triadic

#424AAD #AD424A #4AAD42

tetradic

#424AAD #AD4280 #ADA542 #42AD70

square

#424AAD #AD4280 #ADA542 #42AD70

split-complementary

#424AAD #AD7042 #80AD42

monochromatic

#202454 #313781 #424AAD #676EC5 #9398D6

Accessibility & contrast

On white

7.46

#424AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#424AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424AAD

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424AAD	#FFFFFF	#000000	##FFFFFF
##424AAD	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB0

Deuteranopia (green-blind)

#0050AB

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #424aad;
/* rgb */ color: rgb(66, 74, 173);
/* oklch */ color: oklch(46.0% 0.156 275.0);

Tailwind

colors: {
  custom: {
    50: '#817cc6',
    500: '#424aad',
    950: '#000000',
  },
}

SCSS

$custom: #424aad;
$custom-light: #817cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#424aad",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 173
  },
  "hsl": {
    "h": 235.514,
    "s": 44.77,
    "l": 46.863
  },
  "oklch": {
    "l": 0.46031,
    "c": 0.15607,
    "h": 275
  },
  "luminance": 0.09073
}

Semantic roles & 50–950 ramp

primary

#424AAD

secondary

#C1BD89

accent

#CB53D4

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #424AAD

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

Preview Lab → · Contrast checker → · Palette generator →