#424F71#424F71

#424F71 is a dark, muted blue. Relative luminance 0.079; OKLCH L 43.1% C 0.059 H 267.8°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#424F71
RGB	rgb(66, 79, 113)
HSL	hsl(223, 26%, 35%)
HSV	hsv(223, 42%, 44%)
CMYK	cmyk(41.6%, 30.1%, 0%, 55.7%)
CIE-LAB	lab(33.86, 4.41, -21.15)
CIE-LCH	lch(33.86, 21.61, 281.77°)
OKLab	oklab(43.13% -0.0022 -0.059)
OKLCH	oklch(43.13% 0.059 267.8)
XYZ	xyz(8.0225, 7.9421, 16.7298)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F71 #716442

analogous

#426771 #424F71 #4C4271

triadic

#424F71 #71424F #4F7142

tetradic

#424F71 #714267 #716442 #42714C

square

#424F71 #714267 #716442 #42714C

split-complementary

#424F71 #714C42 #677142

monochromatic

#151924 #2B344A #424F71 #596A98 #7B8AB2

Accessibility & contrast

On white

8.11

#424F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#424F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F71

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F71	#FFFFFF	#000000	##FFFFFF
##424F71	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435272

Deuteranopia (green-blind)

#3F4E70

Tritanopia (blue-blind)

#33565B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #424f71;
/* rgb */ color: rgb(66, 79, 113);
/* oklch */ color: oklch(43.1% 0.059 267.8);

Tailwind

colors: {
  custom: {
    50: '#78809a',
    500: '#424f71',
    950: '#000000',
  },
}

SCSS

$custom: #424f71;
$custom-light: #78809a;
$custom-dark: #000000;

JSON

{
  "hex": "#424f71",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 113
  },
  "hsl": {
    "h": 223.404,
    "s": 26.257,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43133,
    "c": 0.05902,
    "h": 267.8
  },
  "luminance": 0.07942
}

Semantic roles & 50–950 ramp

primary

#424F71

secondary

#9D9171

accent

#A965C3

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #424F71

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

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