#424C54#424C54

#424C54 is a dark, near-neutral cyan. Relative luminance 0.070; OKLCH L 41.1% C 0.019 H 242.2°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#424C54
RGB	rgb(66, 76, 84)
HSL	hsl(207, 12%, 29%)
HSV	hsv(207, 21%, 33%)
CMYK	cmyk(21.4%, 9.5%, 0%, 67.1%)
CIE-LAB	lab(31.73, -2.00, -6.07)
CIE-LCH	lch(31.73, 6.39, 251.79°)
OKLab	oklab(41.07% -0.0087 -0.0165)
OKLCH	oklch(41.07% 0.019 242.2)
XYZ	xyz(6.4310, 6.9671, 9.3917)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424C54 #544A42

analogous

#425453 #424C54 #424354

triadic

#424C54 #54424C #4C5442

tetradic

#424C54 #534254 #544A42 #435442

square

#424C54 #534254 #544A42 #435442

split-complementary

#424C54 #544243 #545342

monochromatic

#0D1011 #272D32 #424C54 #5D6B76 #7A8A96

Accessibility & contrast

On white

8.77

#424C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#424C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424C54

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424C54	#FFFFFF	#000000	##FFFFFF
##424C54	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494C54

Deuteranopia (green-blind)

#464A54

Tritanopia (blue-blind)

#3D4E4E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #424c54;
/* rgb */ color: rgb(66, 76, 84);
/* oklch */ color: oklch(41.1% 0.019 242.2);

Tailwind

colors: {
  custom: {
    50: '#767e84',
    500: '#424c54',
    950: '#000000',
  },
}

SCSS

$custom: #424c54;
$custom-light: #767e84;
$custom-dark: #000000;

JSON

{
  "hex": "#424c54",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 84
  },
  "hsl": {
    "h": 206.667,
    "s": 12,
    "l": 29.412
  },
  "oklch": {
    "l": 0.41067,
    "c": 0.01862,
    "h": 242.2
  },
  "luminance": 0.06967
}

Semantic roles & 50–950 ramp

primary

#424C54

secondary

#83786F

accent

#9073B5

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #424C54

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

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