#424EAC#424EAC

#424EAC is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.7% C 0.149 H 273.7°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#424EAC
RGB	rgb(66, 78, 172)
HSL	hsl(233, 45%, 47%)
HSV	hsv(233, 62%, 67%)
CMYK	cmyk(61.6%, 54.7%, 0%, 32.5%)
CIE-LAB	lab(37.09, 24.87, -51.97)
CIE-LCH	lch(37.09, 57.62, 295.57°)
OKLab	oklab(46.73% 0.0096 -0.1491)
OKLCH	oklch(46.73% 0.149 273.7)
XYZ	xyz(12.4151, 9.5846, 40.2175)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424EAC #ACA042

analogous

#4283AC #424EAC #6B42AC

triadic

#424EAC #AC424E #4EAC42

tetradic

#424EAC #AC4283 #ACA042 #42AC6B

square

#424EAC #AC4283 #ACA042 #42AC6B

split-complementary

#424EAC #AC6B42 #83AC42

monochromatic

#202654 #313A80 #424EAC #6771C5 #939AD6

Accessibility & contrast

On white

7.20

#424EAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#424EAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424EAC

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424EAC	#FFFFFF	#000000	##FFFFFF
##424EAC	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5CAF

Deuteranopia (green-blind)

#0053AA

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #424eac;
/* rgb */ color: rgb(66, 78, 172);
/* oklch */ color: oklch(46.7% 0.149 273.7);

Tailwind

colors: {
  custom: {
    50: '#817fc5',
    500: '#424eac',
    950: '#000000',
  },
}

SCSS

$custom: #424eac;
$custom-light: #817fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#424eac",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 172
  },
  "hsl": {
    "h": 233.208,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46728,
    "c": 0.14941,
    "h": 273.7
  },
  "luminance": 0.09586
}

Semantic roles & 50–950 ramp

primary

#424EAC

secondary

#C1BB89

accent

#C654D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #424EAC

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

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