#424E79#424E79

#424E79 is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.3% C 0.073 H 271.2°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#424E79
RGB	rgb(66, 78, 121)
HSL	hsl(227, 29%, 37%)
HSV	hsv(227, 45%, 47%)
CMYK	cmyk(45.5%, 35.5%, 0%, 52.5%)
CIE-LAB	lab(33.96, 7.58, -25.99)
CIE-LCH	lch(33.96, 27.07, 286.25°)
OKLab	oklab(43.34% 0.0016 -0.073)
OKLCH	oklch(43.34% 0.073 271.2)
XYZ	xyz(8.4213, 7.9871, 19.1834)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424E79 #796D42

analogous

#426A79 #424E79 #524279

triadic

#424E79 #79424E #4E7942

tetradic

#424E79 #79426A #796D42 #427952

square

#424E79 #79426A #796D42 #427952

split-complementary

#424E79 #795242 #6A7942

monochromatic

#171B2A #2C3451 #424E79 #5868A1 #7D8AB8

Accessibility & contrast

On white

8.08

#424E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#424E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424E79

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424E79	#FFFFFF	#000000	##FFFFFF
##424E79	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F527B

Deuteranopia (green-blind)

#3A4E78

Tritanopia (blue-blind)

#2F575E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #424e79;
/* rgb */ color: rgb(66, 78, 121);
/* oklch */ color: oklch(43.3% 0.073 271.2);

Tailwind

colors: {
  custom: {
    50: '#797fa0',
    500: '#424e79',
    950: '#000000',
  },
}

SCSS

$custom: #424e79;
$custom-light: #797fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#424e79",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 121
  },
  "hsl": {
    "h": 226.909,
    "s": 29.412,
    "l": 36.667
  },
  "oklch": {
    "l": 0.43335,
    "c": 0.07298,
    "h": 271.2
  },
  "luminance": 0.07988
}

Semantic roles & 50–950 ramp

primary

#424E79

secondary

#A39974

accent

#B062C6

background

#F7F7F9

surface

#EEEEF2

border

#C9C9CC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #424E79

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

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