#403C44#403C44

#403C44 is a dark, near-neutral grey. Relative luminance 0.047; OKLCH L 36.3% C 0.015 H 308.0°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#403C44
RGB	rgb(64, 60, 68)
HSL	hsl(270, 6%, 25%)
HSV	hsv(270, 12%, 27%)
CMYK	cmyk(5.9%, 11.8%, 0%, 73.3%)
CIE-LAB	lab(25.98, 3.53, -4.28)
CIE-LCH	lch(25.98, 5.55, 309.53°)
OKLab	oklab(36.32% 0.009 -0.0115)
OKLCH	oklch(36.32% 0.015 308)
XYZ	xyz(4.7734, 4.7391, 6.1310)
Luminance	0.0474 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C44 #40443C

analogous

#3C3C44 #403C44 #443C44

triadic

#403C44 #44403C #3C4440

tetradic

#403C44 #443C3C #40443C #3C4444

square

#403C44 #443C3C #40443C #3C4444

split-complementary

#403C44 #44443C #3C443C

monochromatic

#0F0E10 #211F23 #403C44 #5F5965 #7D7585

Accessibility & contrast

On white

10.78

#403C44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#403C44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C44

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C44	#FFFFFF	#000000	##FFFFFF
##403C44	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3D44

Deuteranopia (green-blind)

#3C3E44

Tritanopia (blue-blind)

#403D3F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403c44;
/* rgb */ color: rgb(64, 60, 68);
/* oklch */ color: oklch(36.3% 0.015 308.0);

Tailwind

colors: {
  custom: {
    50: '#747177',
    500: '#403c44',
    950: '#000000',
  },
}

SCSS

$custom: #403c44;
$custom-light: #747177;
$custom-dark: #000000;

JSON

{
  "hex": "#403c44",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 68
  },
  "hsl": {
    "h": 270,
    "s": 6.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.36321,
    "c": 0.01455,
    "h": 308
  },
  "luminance": 0.04739
}

Semantic roles & 50–950 ramp

primary

#403C44

secondary

#6E7369

accent

#AF7894

background

#F7F6F7

surface

#EDECED

border

#C8C7C8

text

#080708

muted

#7B7A7B

Preview Lab

Preview with #403C44

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

Preview Lab → · Contrast checker → · Palette generator →