#404140#404140

#404140 is a dark, near-neutral grey. Relative luminance 0.052; OKLCH L 37.4% C 0.002 H 145.6°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#404140
RGB	rgb(64, 65, 64)
HSL	hsl(120, 1%, 25%)
HSV	hsv(120, 2%, 25%)
CMYK	cmyk(1.5%, 0%, 1.5%, 74.5%)
CIE-LAB	lab(27.41, -0.64, 0.46)
CIE-LCH	lch(27.41, 0.79, 144.36°)
OKLab	oklab(37.4% -0.0018 0.0012)
OKLCH	oklch(37.4% 0.002 145.6)
XYZ	xyz(4.9299, 5.2407, 5.6013)
Luminance	0.0524 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404140 #414041

analogous

#404140 #404140 #404140

triadic

#404140 #404041 #414040

tetradic

#404140 #404041 #414041 #414040

square

#404140 #404041 #414041 #414040

split-complementary

#404140 #404041 #414040

monochromatic

#0F0F0F #222222 #404140 #5E605E #7D7F7D

Accessibility & contrast

On white

10.25

#404140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#404140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404140

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404140	#FFFFFF	#000000	##FFFFFF
##404140	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414140

Deuteranopia (green-blind)

#414140

Tritanopia (blue-blind)

#404141

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #404140;
/* rgb */ color: rgb(64, 65, 64);
/* oklch */ color: oklch(37.4% 0.002 145.6);

Tailwind

colors: {
  custom: {
    50: '#747574',
    500: '#404140',
    950: '#000000',
  },
}

SCSS

$custom: #404140;
$custom-light: #747574;
$custom-dark: #000000;

JSON

{
  "hex": "#404140",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 0.775,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37398,
    "c": 0.00214,
    "h": 145.6
  },
  "luminance": 0.05241
}

Semantic roles & 50–950 ramp

primary

#404140

secondary

#6F6E6F

accent

#7EAAAA

background

#F7F7F7

surface

#EDEDED

border

#C8C8C8

text

#080808

muted

#7B7B7B

Preview Lab

Preview with #404140

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

Preview Lab → · Contrast checker → · Palette generator →