#424F80#424F80

#424F80 is a dark, moderate blue. Relative luminance 0.083; OKLCH L 44.0% C 0.083 H 271.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#424F80
RGB	rgb(66, 79, 128)
HSL	hsl(227, 32%, 38%)
HSV	hsv(227, 48%, 50%)
CMYK	cmyk(48.4%, 38.3%, 0%, 49.8%)
CIE-LAB	lab(34.62, 9.20, -29.28)
CIE-LCH	lch(34.62, 30.69, 287.43°)
OKLab	oklab(43.97% 0.002 -0.0825)
OKLCH	oklch(43.97% 0.083 271.4)
XYZ	xyz(8.9378, 8.3082, 21.5506)
Luminance	0.0831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F80 #807342

analogous

#426E80 #424F80 #544280

triadic

#424F80 #80424F #4F8042

tetradic

#424F80 #80426E #807342 #428054

square

#424F80 #80426E #807342 #428054

split-complementary

#424F80 #805442 #6E8042

monochromatic

#181D2F #2D3658 #424F80 #5768A8 #7F8CBD

Accessibility & contrast

On white

7.89

#424F80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#424F80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F80

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F80	#FFFFFF	#000000	##FFFFFF
##424F80	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5482

Deuteranopia (green-blind)

#374F7F

Tritanopia (blue-blind)

#2B5961

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #424f80;
/* rgb */ color: rgb(66, 79, 128);
/* oklch */ color: oklch(44.0% 0.083 271.4);

Tailwind

colors: {
  custom: {
    50: '#7a80a5',
    500: '#424f80',
    950: '#000000',
  },
}

SCSS

$custom: #424f80;
$custom-light: #7a80a5;
$custom-dark: #000000;

JSON

{
  "hex": "#424f80",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 128
  },
  "hsl": {
    "h": 227.419,
    "s": 31.959,
    "l": 38.039
  },
  "oklch": {
    "l": 0.43965,
    "c": 0.08255,
    "h": 271.4
  },
  "luminance": 0.08309
}

Semantic roles & 50–950 ramp

primary

#424F80

secondary

#A89D76

accent

#B260C8

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #424F80

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

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