#424F84#424F84

#424F84 is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.2% C 0.089 H 271.9°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#424F84
RGB	rgb(66, 79, 132)
HSL	hsl(228, 33%, 39%)
HSV	hsv(228, 50%, 52%)
CMYK	cmyk(50%, 40.2%, 0%, 48.2%)
CIE-LAB	lab(34.83, 10.51, -31.41)
CIE-LCH	lch(34.83, 33.12, 288.51°)
OKLab	oklab(44.2% 0.003 -0.0887)
OKLCH	oklch(44.2% 0.089 271.9)
XYZ	xyz(9.2063, 8.4156, 22.9646)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F84 #847742

analogous

#427084 #424F84 #564284

triadic

#424F84 #84424F #4F8442

tetradic

#424F84 #844270 #847742 #428456

square

#424F84 #844270 #847742 #428456

split-complementary

#424F84 #845642 #708442

monochromatic

#191E32 #2E375B #424F84 #5868AB #818DC0

Accessibility & contrast

On white

7.83

#424F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#424F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F84

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F84	#FFFFFF	#000000	##FFFFFF
##424F84	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5586

Deuteranopia (green-blind)

#344F83

Tritanopia (blue-blind)

#285A63

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #424f84;
/* rgb */ color: rgb(66, 79, 132);
/* oklch */ color: oklch(44.2% 0.089 271.9);

Tailwind

colors: {
  custom: {
    50: '#7a80a8',
    500: '#424f84',
    950: '#000000',
  },
}

SCSS

$custom: #424f84;
$custom-light: #7a80a8;
$custom-dark: #000000;

JSON

{
  "hex": "#424f84",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 132
  },
  "hsl": {
    "h": 228.182,
    "s": 33.333,
    "l": 38.824
  },
  "oklch": {
    "l": 0.44204,
    "c": 0.08876,
    "h": 271.9
  },
  "luminance": 0.08416
}

Semantic roles & 50–950 ramp

primary

#424F84

secondary

#ABA077

accent

#B45EC9

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #424F84

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

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