#424D79#424D79

#424D79 is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.074 H 272.3°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#424D79
RGB	rgb(66, 77, 121)
HSL	hsl(228, 29%, 37%)
HSV	hsv(228, 45%, 47%)
CMYK	cmyk(45.5%, 36.4%, 0%, 52.5%)
CIE-LAB	lab(33.66, 8.23, -26.45)
CIE-LCH	lch(33.66, 27.70, 287.28°)
OKLab	oklab(43.11% 0.003 -0.0743)
OKLCH	oklch(43.11% 0.074 272.3)
XYZ	xyz(8.3508, 7.8460, 19.1599)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424D79 #796E42

analogous

#426979 #424D79 #534279

triadic

#424D79 #79424D #4D7942

tetradic

#424D79 #794269 #796E42 #427953

square

#424D79 #794269 #796E42 #427953

split-complementary

#424D79 #795342 #697942

monochromatic

#171B2A #2C3451 #424D79 #5866A1 #7D89B8

Accessibility & contrast

On white

8.17

#424D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#424D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424D79

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424D79	#FFFFFF	#000000	##FFFFFF
##424D79	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D527B

Deuteranopia (green-blind)

#394D78

Tritanopia (blue-blind)

#2F565D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #424d79;
/* rgb */ color: rgb(66, 77, 121);
/* oklch */ color: oklch(43.1% 0.074 272.3);

Tailwind

colors: {
  custom: {
    50: '#797ea0',
    500: '#424d79',
    950: '#000000',
  },
}

SCSS

$custom: #424d79;
$custom-light: #797ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#424d79",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 121
  },
  "hsl": {
    "h": 228,
    "s": 29.412,
    "l": 36.667
  },
  "oklch": {
    "l": 0.43107,
    "c": 0.07437,
    "h": 272.3
  },
  "luminance": 0.07846
}

Semantic roles & 50–950 ramp

primary

#424D79

secondary

#A39A74

accent

#B262C6

background

#F7F7F9

surface

#EEEEF2

border

#C9C9CC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #424D79

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

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