#424DAA#424DAA

#424DAA is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.4% C 0.148 H 274.1°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#424DAA
RGB	rgb(66, 77, 170)
HSL	hsl(234, 44%, 46%)
HSV	hsv(234, 61%, 67%)
CMYK	cmyk(61.2%, 54.7%, 0%, 33.3%)
CIE-LAB	lab(36.68, 24.82, -51.44)
CIE-LCH	lch(36.68, 57.11, 295.76°)
OKLab	oklab(46.38% 0.0104 -0.1475)
OKLCH	oklch(46.38% 0.148 274.1)
XYZ	xyz(12.1540, 9.3673, 39.1900)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DAA #AA9F42

analogous

#4281AA #424DAA #6B42AA

triadic

#424DAA #AA424D #4DAA42

tetradic

#424DAA #AA4281 #AA9F42 #42AA6B

square

#424DAA #AA4281 #AA9F42 #42AA6B

split-complementary

#424DAA #AA6B42 #81AA42

monochromatic

#202552 #31397E #424DAA #6670C3 #9299D5

Accessibility & contrast

On white

7.31

#424DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#424DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424DAA

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DAA	#FFFFFF	#000000	##FFFFFF
##424DAA	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5BAD

Deuteranopia (green-blind)

#0052A8

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424daa;
/* rgb */ color: rgb(66, 77, 170);
/* oklch */ color: oklch(46.4% 0.148 274.1);

Tailwind

colors: {
  custom: {
    50: '#817ec4',
    500: '#424daa',
    950: '#000000',
  },
}

SCSS

$custom: #424daa;
$custom-light: #817ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#424daa",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 170
  },
  "hsl": {
    "h": 233.654,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.4638,
    "c": 0.1479,
    "h": 274.1
  },
  "luminance": 0.09368
}

Semantic roles & 50–950 ramp

primary

#424DAA

secondary

#C0BA88

accent

#C654D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #424DAA

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

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