#424B4A#424B4A

#424B4A is a dark, near-neutral grey. Relative luminance 0.067; OKLCH L 40.4% C 0.012 H 188.6°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#424B4A
RGB	rgb(66, 75, 74)
HSL	hsl(173, 6%, 28%)
HSV	hsv(173, 12%, 29%)
CMYK	cmyk(12%, 0%, 1.3%, 70.6%)
CIE-LAB	lab(31.08, -3.85, -0.64)
CIE-LCH	lch(31.08, 3.90, 189.41°)
OKLab	oklab(40.44% -0.0116 -0.0018)
OKLCH	oklch(40.44% 0.012 188.6)
XYZ	xyz(5.9986, 6.6847, 7.4515)
Luminance	0.0669 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B4A #4B4243

analogous

#424B45 #424B4A #42474B

triadic

#424B4A #4A424B #4B4A42

tetradic

#424B4A #45424B #4B4243 #474B42

square

#424B4A #45424B #4B4243 #474B42

split-complementary

#424B4A #4B4247 #4B4542

monochromatic

#0E1010 #252A2A #424B4A #5F6C6A #7C8C8A

Accessibility & contrast

On white

8.99

#424B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#424B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B4A

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B4A	#FFFFFF	#000000	##FFFFFF
##424B4A	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4A4A

Deuteranopia (green-blind)

#48494A

Tritanopia (blue-blind)

#404C4B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #424b4a;
/* rgb */ color: rgb(66, 75, 74);
/* oklch */ color: oklch(40.4% 0.012 188.6);

Tailwind

colors: {
  custom: {
    50: '#767d7c',
    500: '#424b4a',
    950: '#000000',
  },
}

SCSS

$custom: #424b4a;
$custom-light: #767d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#424b4a",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 74
  },
  "hsl": {
    "h": 173.333,
    "s": 6.383,
    "l": 27.647
  },
  "oklch": {
    "l": 0.4044,
    "c": 0.01175,
    "h": 188.6
  },
  "luminance": 0.06685
}

Semantic roles & 50–950 ramp

primary

#424B4A

secondary

#7A6F70

accent

#787EAF

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#080909

muted

#7B7B7B

Preview Lab

Preview with #424B4A

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

Preview Lab → · Contrast checker → · Palette generator →