#403C42#403C42

#403C42 is a dark, near-neutral grey. Relative luminance 0.047; OKLCH L 36.2% C 0.011 H 314.7°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#403C42
RGB	rgb(64, 60, 66)
HSL	hsl(280, 5%, 25%)
HSV	hsv(280, 9%, 26%)
CMYK	cmyk(3%, 9.1%, 0%, 74.1%)
CIE-LAB	lab(25.91, 3.06, -3.06)
CIE-LCH	lch(25.91, 4.33, 314.99°)
OKLab	oklab(36.24% 0.0081 -0.0082)
OKLCH	oklch(36.24% 0.011 314.7)
XYZ	xyz(4.7134, 4.7151, 5.8150)
Luminance	0.0471 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C42 #3E423C

analogous

#3D3C42 #403C42 #423C41

triadic

#403C42 #42403C #3C4240

tetradic

#403C42 #423D3C #3E423C #3C4142

square

#403C42 #423D3C #3E423C #3C4142

split-complementary

#403C42 #41423C #3C423D

monochromatic

#100F10 #211F22 #403C42 #5F5962 #7E7682

Accessibility & contrast

On white

10.81

#403C42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#403C42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C42

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C42	#FFFFFF	#000000	##FFFFFF
##403C42	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3D42

Deuteranopia (green-blind)

#3C3D42

Tritanopia (blue-blind)

#403D3E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403c42;
/* rgb */ color: rgb(64, 60, 66);
/* oklch */ color: oklch(36.2% 0.011 314.7);

Tailwind

colors: {
  custom: {
    50: '#747176',
    500: '#403c42',
    950: '#000000',
  },
}

SCSS

$custom: #403c42;
$custom-light: #747176;
$custom-dark: #000000;

JSON

{
  "hex": "#403c42",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 66
  },
  "hsl": {
    "h": 280,
    "s": 4.762,
    "l": 24.706
  },
  "oklch": {
    "l": 0.36242,
    "c": 0.01148,
    "h": 314.7
  },
  "luminance": 0.04715
}

Semantic roles & 50–950 ramp

primary

#403C42

secondary

#6C7169

accent

#AE7A8B

background

#F7F6F7

surface

#EDECED

border

#C8C7C8

text

#080708

muted

#7B7A7B

Preview Lab

Preview with #403C42

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

Preview Lab → · Contrast checker → · Palette generator →