#424FA6#424FA6

#424FA6 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.5% C 0.140 H 273.3°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#424FA6
RGB	rgb(66, 79, 166)
HSL	hsl(232, 43%, 45%)
HSV	hsv(232, 60%, 65%)
CMYK	cmyk(60.2%, 52.4%, 0%, 34.9%)
CIE-LAB	lab(36.93, 22.13, -48.64)
CIE-LCH	lch(36.93, 53.44, 294.47°)
OKLab	oklab(46.48% 0.0081 -0.1393)
OKLCH	oklch(46.48% 0.14 273.3)
XYZ	xyz(11.9234, 9.5025, 37.2748)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FA6 #A69942

analogous

#4281A6 #424FA6 #6742A6

triadic

#424FA6 #A6424F #4FA642

tetradic

#424FA6 #A64281 #A69942 #42A667

square

#424FA6 #A64281 #A69942 #42A667

split-complementary

#424FA6 #A66742 #81A642

monochromatic

#1F254E #313A7A #424FA6 #6470C1 #9098D3

Accessibility & contrast

On white

7.24

#424FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#424FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424FA6

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FA6	#FFFFFF	#000000	##FFFFFF
##424FA6	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5BA9

Deuteranopia (green-blind)

#0153A4

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #424fa6;
/* rgb */ color: rgb(66, 79, 166);
/* oklch */ color: oklch(46.5% 0.140 273.3);

Tailwind

colors: {
  custom: {
    50: '#8080c1',
    500: '#424fa6',
    950: '#000000',
  },
}

SCSS

$custom: #424fa6;
$custom-light: #8080c1;
$custom-dark: #000000;

JSON

{
  "hex": "#424fa6",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 166
  },
  "hsl": {
    "h": 232.2,
    "s": 43.103,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46481,
    "c": 0.13954,
    "h": 273.3
  },
  "luminance": 0.09503
}

Semantic roles & 50–950 ramp

primary

#424FA6

secondary

#BEB786

accent

#C255D3

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #424FA6

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

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