#424FA7#424FA7

#424FA7 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.6% C 0.141 H 273.3°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#424FA7
RGB	rgb(66, 79, 167)
HSL	hsl(232, 43%, 46%)
HSV	hsv(232, 60%, 65%)
CMYK	cmyk(60.5%, 52.7%, 0%, 34.5%)
CIE-LAB	lab(37.00, 22.48, -49.13)
CIE-LCH	lch(37.00, 54.03, 294.59°)
OKLab	oklab(46.55% 0.0082 -0.1407)
OKLCH	oklch(46.55% 0.141 273.3)
XYZ	xyz(12.0155, 9.5393, 37.7598)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FA7 #A79A42

analogous

#4281A7 #424FA7 #6742A7

triadic

#424FA7 #A7424F #4FA742

tetradic

#424FA7 #A74281 #A79A42 #42A767

square

#424FA7 #A74281 #A79A42 #42A767

split-complementary

#424FA7 #A76742 #81A742

monochromatic

#1F254F #313A7B #424FA7 #6470C2 #9099D3

Accessibility & contrast

On white

7.22

#424FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#424FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424FA7

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FA7	#FFFFFF	#000000	##FFFFFF
##424FA7	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)

#1C5CAA

Deuteranopia (green-blind)

#0053A5

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #424fa7;
/* rgb */ color: rgb(66, 79, 167);
/* oklch */ color: oklch(46.6% 0.141 273.3);

Tailwind

colors: {
  custom: {
    50: '#8080c2',
    500: '#424fa7',
    950: '#000000',
  },
}

SCSS

$custom: #424fa7;
$custom-light: #8080c2;
$custom-dark: #000000;

JSON

{
  "hex": "#424fa7",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 167
  },
  "hsl": {
    "h": 232.277,
    "s": 43.348,
    "l": 45.686
  },
  "oklch": {
    "l": 0.46554,
    "c": 0.14097,
    "h": 273.3
  },
  "luminance": 0.0954
}

Semantic roles & 50–950 ramp

primary

#424FA7

secondary

#BEB786

accent

#C355D3

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #424FA7

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

Preview Lab → · Contrast checker → · Palette generator →