#424BB2#424BB2

#424BB2 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.6% C 0.162 H 274.5°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#424BB2
RGB	rgb(66, 75, 178)
HSL	hsl(235, 46%, 48%)
HSV	hsv(235, 63%, 70%)
CMYK	cmyk(62.9%, 57.9%, 0%, 30.2%)
CIE-LAB	lab(36.75, 28.89, -56.07)
CIE-LCH	lch(36.75, 63.08, 297.26°)
OKLab	oklab(46.62% 0.0126 -0.1612)
OKLCH	oklch(46.62% 0.162 274.5)
XYZ	xyz(12.7961, 9.4037, 43.2516)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424BB2 #B2A942

analogous

#4283B2 #424BB2 #7142B2

triadic

#424BB2 #B2424B #4BB242

tetradic

#424BB2 #B24283 #B2A942 #42B271

square

#424BB2 #B24283 #B2A942 #42B271

split-complementary

#424BB2 #B27142 #83B242

monochromatic

#212559 #313885 #424BB2 #6A71C8 #969CD8

Accessibility & contrast

On white

7.29

#424BB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#424BB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424BB2

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BB2	#FFFFFF	#000000	##FFFFFF
##424BB2	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB5

Deuteranopia (green-blind)

#0052B0

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424bb2;
/* rgb */ color: rgb(66, 75, 178);
/* oklch */ color: oklch(46.6% 0.162 274.5);

Tailwind

colors: {
  custom: {
    50: '#827dca',
    500: '#424bb2',
    950: '#000000',
  },
}

SCSS

$custom: #424bb2;
$custom-light: #827dca;
$custom-dark: #000000;

JSON

{
  "hex": "#424bb2",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 178
  },
  "hsl": {
    "h": 235.179,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46616,
    "c": 0.16168,
    "h": 274.5
  },
  "luminance": 0.09405
}

Semantic roles & 50–950 ramp

primary

#424BB2

secondary

#C4BF8C

accent

#CB52D6

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #424BB2

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

Preview Lab → · Contrast checker → · Palette generator →