#424252#424252

#424252 is a dark, muted blue. Relative luminance 0.057; OKLCH L 38.5% C 0.027 H 285.1°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#424252
RGB	rgb(66, 66, 82)
HSL	hsl(240, 11%, 29%)
HSV	hsv(240, 20%, 32%)
CMYK	cmyk(19.5%, 19.5%, 0%, 67.8%)
CIE-LAB	lab(28.55, 3.90, -9.58)
CIE-LCH	lch(28.55, 10.34, 292.14°)
OKLab	oklab(38.55% 0.007 -0.0261)
OKLCH	oklch(38.55% 0.027 285.1)
XYZ	xyz(5.7176, 5.6638, 8.7730)
Luminance	0.0566 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424252 #525242

analogous

#424A52 #424252 #4A4252

triadic

#424252 #524242 #425242

tetradic

#424252 #52424A #525242 #42524A

square

#424252 #52424A #525242 #42524A

split-complementary

#424252 #524A42 #4A5242

monochromatic

#0E0E11 #272730 #424252 #5D5D74 #7A7A94

Accessibility & contrast

On white

9.85

#424252 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#424252 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424252

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424252	#FFFFFF	#000000	##FFFFFF
##424252	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4453

Deuteranopia (green-blind)

#3E4352

Tritanopia (blue-blind)

#3F4547

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #424252;
/* rgb */ color: rgb(66, 66, 82);
/* oklch */ color: oklch(38.5% 0.027 285.1);

Tailwind

colors: {
  custom: {
    50: '#767682',
    500: '#424252',
    950: '#000000',
  },
}

SCSS

$custom: #424252;
$custom-light: #767682;
$custom-dark: #000000;

JSON

{
  "hex": "#424252",
  "rgb": {
    "r": 66,
    "g": 66,
    "b": 82
  },
  "hsl": {
    "h": 240,
    "s": 10.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38547,
    "c": 0.02701,
    "h": 285.1
  },
  "luminance": 0.05664
}

Semantic roles & 50–950 ramp

primary

#424252

secondary

#81816F

accent

#B474B4

background

#F7F7F7

surface

#EDEDEE

border

#C8C8C9

text

#08080A

muted

#7B7B7C

Preview Lab

Preview with #424252

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

Preview Lab → · Contrast checker → · Palette generator →