#42444C#42444C

#42444C is a dark, near-neutral grey. Relative luminance 0.058; OKLCH L 38.8% C 0.014 H 274.6°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#42444C
RGB	rgb(66, 68, 76)
HSL	hsl(228, 7%, 28%)
HSV	hsv(228, 13%, 30%)
CMYK	cmyk(13.2%, 10.5%, 0%, 70.2%)
CIE-LAB	lab(28.94, 1.07, -5.09)
CIE-LCH	lch(28.94, 5.20, 281.84°)
OKLab	oklab(38.78% 0.0011 -0.0137)
OKLCH	oklch(38.78% 0.014 274.6)
XYZ	xyz(5.6181, 5.8142, 7.6623)
Luminance	0.0581 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42444C #4C4A42

analogous

#42494C #42444C #45424C

triadic

#42444C #4C4244 #444C42

tetradic

#42444C #4C4249 #4C4A42 #424C45

square

#42444C #4C4249 #4C4A42 #424C45

split-complementary

#42444C #4C4542 #494C42

monochromatic

#0E0F10 #26272B #42444C #5E616D #7C7F8D

Accessibility & contrast

On white

9.71

#42444C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#42444C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42444C

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42444C	#FFFFFF	#000000	##FFFFFF
##42444C	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42454C

Deuteranopia (green-blind)

#41444C

Tritanopia (blue-blind)

#404547

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #42444c;
/* rgb */ color: rgb(66, 68, 76);
/* oklch */ color: oklch(38.8% 0.014 274.6);

Tailwind

colors: {
  custom: {
    50: '#76777e',
    500: '#42444c',
    950: '#000000',
  },
}

SCSS

$custom: #42444c;
$custom-light: #76777e;
$custom-dark: #000000;

JSON

{
  "hex": "#42444c",
  "rgb": {
    "r": 66,
    "g": 68,
    "b": 76
  },
  "hsl": {
    "h": 228,
    "s": 7.042,
    "l": 27.843
  },
  "oklch": {
    "l": 0.38778,
    "c": 0.01376,
    "h": 274.6
  },
  "luminance": 0.05814
}

Semantic roles & 50–950 ramp

primary

#42444C

secondary

#7B786F

accent

#A578B0

background

#F7F7F7

surface

#EDEDEE

border

#C8C8C9

text

#080809

muted

#7B7B7B

Preview Lab

Preview with #42444C

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

Preview Lab → · Contrast checker → · Palette generator →