#424D52#424D52

#424D52 is a dark, near-neutral cyan. Relative luminance 0.071; OKLCH L 41.2% C 0.016 H 226.9°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#424D52
RGB	rgb(66, 77, 82)
HSL	hsl(199, 11%, 29%)
HSV	hsv(199, 20%, 32%)
CMYK	cmyk(19.5%, 6.1%, 0%, 67.8%)
CIE-LAB	lab(31.98, -3.14, -4.43)
CIE-LCH	lch(31.98, 5.43, 234.69°)
OKLab	oklab(41.24% -0.0112 -0.012)
OKLCH	oklch(41.24% 0.016 226.9)
XYZ	xyz(6.4232, 7.0750, 9.0082)
Luminance	0.0707 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424D52 #524742

analogous

#42524F #424D52 #424552

triadic

#424D52 #52424D #4D5242

tetradic

#424D52 #4F4252 #524742 #455242

square

#424D52 #4F4252 #524742 #455242

split-complementary

#424D52 #524245 #524F42

monochromatic

#0E1011 #272D30 #424D52 #5D6D74 #7A8C94

Accessibility & contrast

On white

8.70

#424D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#424D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424D52

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424D52	#FFFFFF	#000000	##FFFFFF
##424D52	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4C52

Deuteranopia (green-blind)

#484A52

Tritanopia (blue-blind)

#3E4F4F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #424d52;
/* rgb */ color: rgb(66, 77, 82);
/* oklch */ color: oklch(41.2% 0.016 226.9);

Tailwind

colors: {
  custom: {
    50: '#767e82',
    500: '#424d52',
    950: '#000000',
  },
}

SCSS

$custom: #424d52;
$custom-light: #767e82;
$custom-dark: #000000;

JSON

{
  "hex": "#424d52",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 82
  },
  "hsl": {
    "h": 198.75,
    "s": 10.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.41237,
    "c": 0.0164,
    "h": 226.9
  },
  "luminance": 0.07075
}

Semantic roles & 50–950 ramp

primary

#424D52

secondary

#81746F

accent

#8874B4

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#080A0A

muted

#7B7C7C

Preview Lab

Preview with #424D52

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

Preview Lab → · Contrast checker → · Palette generator →