#424356#424356

#424356 is a dark, muted blue. Relative luminance 0.058; OKLCH L 39.0% C 0.032 H 282.4°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#424356
RGB	rgb(66, 67, 86)
HSL	hsl(237, 13%, 30%)
HSV	hsv(237, 23%, 34%)
CMYK	cmyk(23.3%, 22.1%, 0%, 66.3%)
CIE-LAB	lab(29.02, 4.31, -11.46)
CIE-LCH	lch(29.02, 12.24, 290.61°)
OKLab	oklab(38.97% 0.0069 -0.0314)
OKLCH	oklch(38.97% 0.032 282.4)
XYZ	xyz(5.9332, 5.8443, 9.6178)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424356 #565542

analogous

#424D56 #424356 #4B4256

triadic

#424356 #564243 #435642

tetradic

#424356 #56424D #565542 #42564B

square

#424356 #56424D #565542 #42564B

split-complementary

#424356 #564B42 #4D5642

monochromatic

#0D0D11 #272833 #424356 #5D5E79 #7A7B99

Accessibility & contrast

On white

9.68

#424356 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#424356 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424356

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424356	#FFFFFF	#000000	##FFFFFF
##424356	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4557

Deuteranopia (green-blind)

#3D4455

Tritanopia (blue-blind)

#3E4649

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #424356;
/* rgb */ color: rgb(66, 67, 86);
/* oklch */ color: oklch(39.0% 0.032 282.4);

Tailwind

colors: {
  custom: {
    50: '#767785',
    500: '#424356',
    950: '#000000',
  },
}

SCSS

$custom: #424356;
$custom-light: #767785;
$custom-dark: #000000;

JSON

{
  "hex": "#424356",
  "rgb": {
    "r": 66,
    "g": 67,
    "b": 86
  },
  "hsl": {
    "h": 237,
    "s": 13.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.38966,
    "c": 0.0321,
    "h": 282.4
  },
  "luminance": 0.05844
}

Semantic roles & 50–950 ramp

primary

#424356

secondary

#85846F

accent

#B372B6

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #424356

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

Preview Lab → · Contrast checker → · Palette generator →