#424CB2#424CB2

#424CB2 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.8% C 0.160 H 274.2°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#424CB2
RGB	rgb(66, 76, 178)
HSL	hsl(235, 46%, 48%)
HSV	hsv(235, 63%, 70%)
CMYK	cmyk(62.9%, 57.3%, 0%, 30.2%)
CIE-LAB	lab(37.00, 28.25, -55.66)
CIE-LCH	lch(37.00, 62.42, 296.91°)
OKLab	oklab(46.81% 0.0117 -0.16)
OKLCH	oklch(46.81% 0.16 274.2)
XYZ	xyz(12.8644, 9.5404, 43.2744)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424CB2 #B2A842

analogous

#4284B2 #424CB2 #7042B2

triadic

#424CB2 #B2424C #4CB242

tetradic

#424CB2 #B24284 #B2A842 #42B270

square

#424CB2 #B24284 #B2A842 #42B270

split-complementary

#424CB2 #B27042 #84B242

monochromatic

#212659 #313985 #424CB2 #6A72C8 #969CD8

Accessibility & contrast

On white

7.22

#424CB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#424CB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424CB2

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CB2	#FFFFFF	#000000	##FFFFFF
##424CB2	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB5

Deuteranopia (green-blind)

#0052B0

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #424cb2;
/* rgb */ color: rgb(66, 76, 178);
/* oklch */ color: oklch(46.8% 0.160 274.2);

Tailwind

colors: {
  custom: {
    50: '#827eca',
    500: '#424cb2',
    950: '#000000',
  },
}

SCSS

$custom: #424cb2;
$custom-light: #827eca;
$custom-dark: #000000;

JSON

{
  "hex": "#424cb2",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 178
  },
  "hsl": {
    "h": 234.643,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46805,
    "c": 0.1604,
    "h": 274.2
  },
  "luminance": 0.09541
}

Semantic roles & 50–950 ramp

primary

#424CB2

secondary

#C4BF8C

accent

#CA52D6

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #424CB2

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

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