#424B45#424B45

#424B45 is a dark, near-neutral grey. Relative luminance 0.066; OKLCH L 40.3% C 0.015 H 156.5°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#424B45
RGB	rgb(66, 75, 69)
HSL	hsl(140, 6%, 28%)
HSV	hsv(140, 12%, 29%)
CMYK	cmyk(12%, 0%, 8%, 70.6%)
CIE-LAB	lab(30.93, -5.00, 2.35)
CIE-LCH	lch(30.93, 5.52, 154.88°)
OKLab	oklab(40.27% -0.014 0.0061)
OKLCH	oklch(40.27% 0.015 156.5)
XYZ	xyz(5.8368, 6.6200, 6.5993)
Luminance	0.0662 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B45 #4B4248

analogous

#434B42 #424B45 #424B49

triadic

#424B45 #45424B #4B4542

tetradic

#424B45 #42434B #4B4248 #4B4942

square

#424B45 #42434B #4B4248 #4B4942

split-complementary

#424B45 #49424B #4B4243

monochromatic

#0E100F #252A27 #424B45 #5F6C63 #7C8C81

Accessibility & contrast

On white

9.04

#424B45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#424B45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B45

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B45	#FFFFFF	#000000	##FFFFFF
##424B45	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4945

Deuteranopia (green-blind)

#494845

Tritanopia (blue-blind)

#414B49

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #424b45;
/* rgb */ color: rgb(66, 75, 69);
/* oklch */ color: oklch(40.3% 0.015 156.5);

Tailwind

colors: {
  custom: {
    50: '#767d78',
    500: '#424b45',
    950: '#000000',
  },
}

SCSS

$custom: #424b45;
$custom-light: #767d78;
$custom-dark: #000000;

JSON

{
  "hex": "#424b45",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 69
  },
  "hsl": {
    "h": 140,
    "s": 6.383,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40269,
    "c": 0.0153,
    "h": 156.5
  },
  "luminance": 0.0662
}

Semantic roles & 50–950 ramp

primary

#424B45

secondary

#7A6F76

accent

#789DAF

background

#F7F7F7

surface

#EDEEED

border

#C8C9C8

text

#080909

muted

#7B7B7B

Preview Lab

Preview with #424B45

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

Preview Lab → · Contrast checker → · Palette generator →