#424554#424554

#424554 is a dark, muted blue. Relative luminance 0.061; OKLCH L 39.4% C 0.026 H 276.3°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#424554
RGB	rgb(66, 69, 84)
HSL	hsl(230, 12%, 29%)
HSV	hsv(230, 21%, 33%)
CMYK	cmyk(21.4%, 17.9%, 0%, 67.1%)
CIE-LAB	lab(29.55, 2.47, -9.35)
CIE-LCH	lch(29.55, 9.67, 284.80°)
OKLab	oklab(39.36% 0.0028 -0.0255)
OKLCH	oklch(39.36% 0.026 276.3)
XYZ	xyz(5.9747, 6.0545, 9.2396)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424554 #545142

analogous

#424E54 #424554 #484254

triadic

#424554 #544245 #455442

tetradic

#424554 #54424E #545142 #425448

square

#424554 #54424E #545142 #425448

split-complementary

#424554 #544842 #4E5442

monochromatic

#0D0E11 #272932 #424554 #5D6176 #7A7F96

Accessibility & contrast

On white

9.50

#424554 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#424554 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424554

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424554	#FFFFFF	#000000	##FFFFFF
##424554	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414655

Deuteranopia (green-blind)

#404554

Tritanopia (blue-blind)

#3E484A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #424554;
/* rgb */ color: rgb(66, 69, 84);
/* oklch */ color: oklch(39.4% 0.026 276.3);

Tailwind

colors: {
  custom: {
    50: '#767884',
    500: '#424554',
    950: '#000000',
  },
}

SCSS

$custom: #424554;
$custom-light: #767884;
$custom-dark: #000000;

JSON

{
  "hex": "#424554",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 84
  },
  "hsl": {
    "h": 230,
    "s": 12,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39355,
    "c": 0.02564,
    "h": 276.3
  },
  "luminance": 0.06055
}

Semantic roles & 50–950 ramp

primary

#424554

secondary

#83806F

accent

#AA73B5

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #424554

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

Preview Lab → · Contrast checker → · Palette generator →