#424154#424154

#424154 is a dark, muted blue. Relative luminance 0.056; OKLCH L 38.4% C 0.032 H 287.2°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#424154
RGB	rgb(66, 65, 84)
HSL	hsl(243, 13%, 29%)
HSV	hsv(243, 23%, 33%)
CMYK	cmyk(21.4%, 22.6%, 0%, 67.1%)
CIE-LAB	lab(28.32, 5.08, -11.21)
CIE-LCH	lch(28.32, 12.31, 294.37°)
OKLab	oklab(38.4% 0.0095 -0.0307)
OKLCH	oklch(38.4% 0.032 287.2)
XYZ	xyz(5.7369, 5.5789, 9.1604)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424154 #535441

analogous

#414A54 #424154 #4C4154

triadic

#424154 #544241 #415442

tetradic

#424154 #54414A #535441 #41544C

square

#424154 #54414A #535441 #41544C

split-complementary

#424154 #544C41 #4A5441

monochromatic

#0E0D11 #272631 #424154 #5D5C77 #7A7897

Accessibility & contrast

On white

9.93

#424154 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#424154 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424154

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424154	#FFFFFF	#000000	##FFFFFF
##424154	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4355

Deuteranopia (green-blind)

#3C4253

Tritanopia (blue-blind)

#3E4447

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #424154;
/* rgb */ color: rgb(66, 65, 84);
/* oklch */ color: oklch(38.4% 0.032 287.2);

Tailwind

colors: {
  custom: {
    50: '#767584',
    500: '#424154',
    950: '#000000',
  },
}

SCSS

$custom: #424154;
$custom-light: #767584;
$custom-dark: #000000;

JSON

{
  "hex": "#424154",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 84
  },
  "hsl": {
    "h": 243.158,
    "s": 12.752,
    "l": 29.216
  },
  "oklch": {
    "l": 0.384,
    "c": 0.0321,
    "h": 287.2
  },
  "luminance": 0.05579
}

Semantic roles & 50–950 ramp

primary

#424154

secondary

#82836E

accent

#B672B2

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080A

muted

#7B7B7C

Preview Lab

Preview with #424154

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

Preview Lab → · Contrast checker → · Palette generator →