#424A56#424A56

#424A56 is a dark, muted blue. Relative luminance 0.067; OKLCH L 40.7% C 0.023 H 258.4°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#424A56
RGB	rgb(66, 74, 86)
HSL	hsl(216, 13%, 30%)
HSV	hsv(216, 23%, 34%)
CMYK	cmyk(23.3%, 14%, 0%, 66.3%)
CIE-LAB	lab(31.18, -0.21, -8.18)
CIE-LCH	lch(31.18, 8.18, 268.55°)
OKLab	oklab(40.66% -0.0046 -0.0223)
OKLCH	oklch(40.66% 0.023 258.4)
XYZ	xyz(6.3748, 6.7275, 9.7650)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424A56 #564E42

analogous

#425456 #424A56 #444256

triadic

#424A56 #56424A #4A5642

tetradic

#424A56 #564254 #564E42 #425644

square

#424A56 #564254 #564E42 #425644

split-complementary

#424A56 #564442 #545642

monochromatic

#0D0F11 #272C33 #424A56 #5D6879 #7A8699

Accessibility & contrast

On white

8.95

#424A56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#424A56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424A56

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424A56	#FFFFFF	#000000	##FFFFFF
##424A56	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464A57

Deuteranopia (green-blind)

#444956

Tritanopia (blue-blind)

#3D4C4E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #424a56;
/* rgb */ color: rgb(66, 74, 86);
/* oklch */ color: oklch(40.7% 0.023 258.4);

Tailwind

colors: {
  custom: {
    50: '#767c85',
    500: '#424a56',
    950: '#000000',
  },
}

SCSS

$custom: #424a56;
$custom-light: #767c85;
$custom-dark: #000000;

JSON

{
  "hex": "#424a56",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 86
  },
  "hsl": {
    "h": 216,
    "s": 13.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.40656,
    "c": 0.02274,
    "h": 258.4
  },
  "luminance": 0.06728
}

Semantic roles & 50–950 ramp

primary

#424A56

secondary

#857C6F

accent

#9B72B6

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#08090B

muted

#7B7B7C

Preview Lab

Preview with #424A56

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

Preview Lab → · Contrast checker → · Palette generator →