#424B47#424B47

#424B47 is a dark, near-neutral grey. Relative luminance 0.066; OKLCH L 40.3% C 0.013 H 167.1°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#424B47
RGB	rgb(66, 75, 71)
HSL	hsl(153, 6%, 28%)
HSV	hsv(153, 12%, 29%)
CMYK	cmyk(12%, 0%, 5.3%, 70.6%)
CIE-LAB	lab(30.99, -4.55, 1.15)
CIE-LCH	lch(30.99, 4.69, 165.82°)
OKLab	oklab(40.34% -0.0131 0.003)
OKLCH	oklch(40.34% 0.013 167.1)
XYZ	xyz(5.8999, 6.6452, 6.9318)
Luminance	0.0664 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B47 #4B4246

analogous

#424B42 #424B47 #424A4B

triadic

#424B47 #47424B #4B4742

tetradic

#424B47 #42424B #4B4246 #4A4B42

square

#424B47 #42424B #4B4246 #4A4B42

split-complementary

#424B47 #4B424A #4B4242

monochromatic

#0E100F #252A28 #424B47 #5F6C66 #7C8C85

Accessibility & contrast

On white

9.02

#424B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#424B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B47

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B47	#FFFFFF	#000000	##FFFFFF
##424B47	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4A47

Deuteranopia (green-blind)

#494847

Tritanopia (blue-blind)

#404B4A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #424b47;
/* rgb */ color: rgb(66, 75, 71);
/* oklch */ color: oklch(40.3% 0.013 167.1);

Tailwind

colors: {
  custom: {
    50: '#767d7a',
    500: '#424b47',
    950: '#000000',
  },
}

SCSS

$custom: #424b47;
$custom-light: #767d7a;
$custom-dark: #000000;

JSON

{
  "hex": "#424b47",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 71
  },
  "hsl": {
    "h": 153.333,
    "s": 6.383,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40335,
    "c": 0.0134,
    "h": 167.1
  },
  "luminance": 0.06645
}

Semantic roles & 50–950 ramp

primary

#424B47

secondary

#7A6F74

accent

#7891AF

background

#F7F7F7

surface

#EDEEED

border

#C8C9C8

text

#080909

muted

#7B7B7B

Preview Lab

Preview with #424B47

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

Preview Lab → · Contrast checker → · Palette generator →