#424256#424256

#424256 is a dark, muted blue. Relative luminance 0.057; OKLCH L 38.7% C 0.034 H 284.7°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#424256
RGB	rgb(66, 66, 86)
HSL	hsl(240, 13%, 30%)
HSV	hsv(240, 23%, 34%)
CMYK	cmyk(23.3%, 23.3%, 0%, 66.3%)
CIE-LAB	lab(28.71, 4.96, -11.92)
CIE-LCH	lch(28.71, 12.91, 292.60°)
OKLab	oklab(38.73% 0.0086 -0.0326)
OKLCH	oklch(38.73% 0.034 284.7)
XYZ	xyz(5.8743, 5.7265, 9.5981)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424256 #565642

analogous

#424C56 #424256 #4C4256

triadic

#424256 #564242 #425642

tetradic

#424256 #56424C #565642 #42564C

square

#424256 #56424C #565642 #42564C

split-complementary

#424256 #564C42 #4C5642

monochromatic

#0D0D11 #272733 #424256 #5D5D79 #7A7A99

Accessibility & contrast

On white

9.79

#424256 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#424256 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424256

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424256	#FFFFFF	#000000	##FFFFFF
##424256	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4457

Deuteranopia (green-blind)

#3C4355

Tritanopia (blue-blind)

#3E4549

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #424256;
/* rgb */ color: rgb(66, 66, 86);
/* oklch */ color: oklch(38.7% 0.034 284.7);

Tailwind

colors: {
  custom: {
    50: '#767685',
    500: '#424256',
    950: '#000000',
  },
}

SCSS

$custom: #424256;
$custom-light: #767685;
$custom-dark: #000000;

JSON

{
  "hex": "#424256",
  "rgb": {
    "r": 66,
    "g": 66,
    "b": 86
  },
  "hsl": {
    "h": 240,
    "s": 13.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.38729,
    "c": 0.03376,
    "h": 284.7
  },
  "luminance": 0.05727
}

Semantic roles & 50–950 ramp

primary

#424256

secondary

#85856F

accent

#B672B6

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #424256

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

Preview Lab → · Contrast checker → · Palette generator →