#424D64#424D64

#424D64 is a dark, muted blue. Relative luminance 0.074; OKLCH L 42.0% C 0.041 H 264.8°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#424D64
RGB	rgb(66, 77, 100)
HSL	hsl(221, 20%, 33%)
HSV	hsv(221, 34%, 39%)
CMYK	cmyk(34%, 23%, 0%, 60.8%)
CIE-LAB	lab(32.67, 1.78, -14.82)
CIE-LCH	lch(32.67, 14.93, 276.85°)
OKLab	oklab(42.01% -0.0037 -0.0409)
OKLCH	oklch(42.01% 0.041 264.8)
XYZ	xyz(7.2002, 7.3858, 13.1004)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424D64 #645942

analogous

#425E64 #424D64 #484264

triadic

#424D64 #64424D #4D6442

tetradic

#424D64 #64425E #645942 #426448

square

#424D64 #64425E #645942 #426448

split-complementary

#424D64 #644842 #5E6442

monochromatic

#11141A #2A313F #424D64 #5A6989 #7A88A7

Accessibility & contrast

On white

8.48

#424D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#424D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424D64

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424D64	#FFFFFF	#000000	##FFFFFF
##424D64	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454F65

Deuteranopia (green-blind)

#424B63

Tritanopia (blue-blind)

#385255

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #424d64;
/* rgb */ color: rgb(66, 77, 100);
/* oklch */ color: oklch(42.0% 0.041 264.8);

Tailwind

colors: {
  custom: {
    50: '#777e90',
    500: '#424d64',
    950: '#000000',
  },
}

SCSS

$custom: #424d64;
$custom-light: #777e90;
$custom-dark: #000000;

JSON

{
  "hex": "#424d64",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 100
  },
  "hsl": {
    "h": 220.588,
    "s": 20.482,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42011,
    "c": 0.04107,
    "h": 264.8
  },
  "luminance": 0.07386
}

Semantic roles & 50–950 ramp

primary

#424D64

secondary

#93876F

accent

#A26BBD

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#090A0C

muted

#7B7C7D

Preview Lab

Preview with #424D64

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

Preview Lab → · Contrast checker → · Palette generator →