#424155#424155

#424155 is a dark, muted blue. Relative luminance 0.056; OKLCH L 38.4% C 0.034 H 287.0°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#424155
RGB	rgb(66, 65, 85)
HSL	hsl(243, 13%, 29%)
HSV	hsv(243, 24%, 33%)
CMYK	cmyk(22.4%, 23.5%, 0%, 66.7%)
CIE-LAB	lab(28.37, 5.35, -11.80)
CIE-LCH	lch(28.37, 12.96, 294.39°)
OKLab	oklab(38.45% 0.0099 -0.0323)
OKLCH	oklch(38.45% 0.034 287)
XYZ	xyz(5.7764, 5.5946, 9.3681)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424155 #545541

analogous

#414A55 #424155 #4C4155

triadic

#424155 #554241 #415542

tetradic

#424155 #55414A #545541 #41554C

square

#424155 #55414A #545541 #41554C

split-complementary

#424155 #554C41 #4A5541

monochromatic

#0D0D11 #272632 #424155 #5D5C78 #7A7898

Accessibility & contrast

On white

9.91

#424155 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#424155 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424155

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424155	#FFFFFF	#000000	##FFFFFF
##424155	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4356

Deuteranopia (green-blind)

#3C4254

Tritanopia (blue-blind)

#3E4448

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #424155;
/* rgb */ color: rgb(66, 65, 85);
/* oklch */ color: oklch(38.4% 0.034 287.0);

Tailwind

colors: {
  custom: {
    50: '#767585',
    500: '#424155',
    950: '#000000',
  },
}

SCSS

$custom: #424155;
$custom-light: #767585;
$custom-dark: #000000;

JSON

{
  "hex": "#424155",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 85
  },
  "hsl": {
    "h": 243,
    "s": 13.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38446,
    "c": 0.03378,
    "h": 287
  },
  "luminance": 0.05595
}

Semantic roles & 50–950 ramp

primary

#424155

secondary

#83846E

accent

#B672B3

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #424155

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

Preview Lab → · Contrast checker → · Palette generator →