#424A54#424A54

#424A54 is a dark, near-neutral cyan. Relative luminance 0.067; OKLCH L 40.6% C 0.020 H 254.1°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#424A54
RGB	rgb(66, 74, 84)
HSL	hsl(213, 12%, 29%)
HSV	hsv(213, 21%, 33%)
CMYK	cmyk(21.4%, 11.9%, 0%, 67.1%)
CIE-LAB	lab(31.10, -0.73, -7.01)
CIE-LCH	lch(31.10, 7.05, 264.03°)
OKLab	oklab(40.57% -0.0054 -0.019)
OKLCH	oklch(40.57% 0.02 254.1)
XYZ	xyz(6.2954, 6.6958, 9.3465)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424A54 #544C42

analogous

#425354 #424A54 #434254

triadic

#424A54 #54424A #4A5442

tetradic

#424A54 #544253 #544C42 #425443

square

#424A54 #544253 #544C42 #425443

split-complementary

#424A54 #544342 #535442

monochromatic

#0D0F11 #272C32 #424A54 #5D6876 #7A8796

Accessibility & contrast

On white

8.98

#424A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#424A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424A54

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424A54	#FFFFFF	#000000	##FFFFFF
##424A54	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474A55

Deuteranopia (green-blind)

#454854

Tritanopia (blue-blind)

#3D4C4D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #424a54;
/* rgb */ color: rgb(66, 74, 84);
/* oklch */ color: oklch(40.6% 0.020 254.1);

Tailwind

colors: {
  custom: {
    50: '#767c84',
    500: '#424a54',
    950: '#000000',
  },
}

SCSS

$custom: #424a54;
$custom-light: #767c84;
$custom-dark: #000000;

JSON

{
  "hex": "#424a54",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 84
  },
  "hsl": {
    "h": 213.333,
    "s": 12,
    "l": 29.412
  },
  "oklch": {
    "l": 0.40573,
    "c": 0.0198,
    "h": 254.1
  },
  "luminance": 0.06696
}

Semantic roles & 50–950 ramp

primary

#424A54

secondary

#837A6F

accent

#9873B5

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #424A54

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

Preview Lab → · Contrast checker → · Palette generator →