#424F52#424F52

#424F52 is a dark, near-neutral cyan. Relative luminance 0.074; OKLCH L 41.7% C 0.017 H 213.2°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#424F52
RGB	rgb(66, 79, 82)
HSL	hsl(191, 11%, 29%)
HSV	hsv(191, 20%, 32%)
CMYK	cmyk(19.5%, 3.7%, 0%, 67.8%)
CIE-LAB	lab(32.61, -4.38, -3.49)
CIE-LCH	lch(32.61, 5.60, 218.54°)
OKLab	oklab(41.74% -0.0144 -0.0094)
OKLCH	oklch(41.74% 0.017 213.2)
XYZ	xyz(6.5653, 7.3592, 9.0556)
Luminance	0.0736 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F52 #524542

analogous

#42524D #424F52 #424752

triadic

#424F52 #52424F #4F5242

tetradic

#424F52 #4D4252 #524542 #475242

square

#424F52 #4D4252 #524542 #475242

split-complementary

#424F52 #524247 #524D42

monochromatic

#0E1011 #272E30 #424F52 #5D7074 #7A8F94

Accessibility & contrast

On white

8.50

#424F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#424F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F52

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F52	#FFFFFF	#000000	##FFFFFF
##424F52	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4E52

Deuteranopia (green-blind)

#4A4C52

Tritanopia (blue-blind)

#3D5050

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #424f52;
/* rgb */ color: rgb(66, 79, 82);
/* oklch */ color: oklch(41.7% 0.017 213.2);

Tailwind

colors: {
  custom: {
    50: '#768082',
    500: '#424f52',
    950: '#000000',
  },
}

SCSS

$custom: #424f52;
$custom-light: #768082;
$custom-dark: #000000;

JSON

{
  "hex": "#424f52",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 82
  },
  "hsl": {
    "h": 191.25,
    "s": 10.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.41738,
    "c": 0.01724,
    "h": 213.2
  },
  "luminance": 0.07359
}

Semantic roles & 50–950 ramp

primary

#424F52

secondary

#81726F

accent

#8074B4

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#080A0A

muted

#7B7C7C

Preview Lab

Preview with #424F52

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

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