#403C41#403C41

#403C41 is a dark, near-neutral grey. Relative luminance 0.047; OKLCH L 36.2% C 0.010 H 319.4°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#403C41
RGB	rgb(64, 60, 65)
HSL	hsl(288, 4%, 25%)
HSV	hsv(288, 8%, 25%)
CMYK	cmyk(1.5%, 7.7%, 0%, 74.5%)
CIE-LAB	lab(25.87, 2.83, -2.45)
CIE-LCH	lch(25.87, 3.75, 319.11°)
OKLab	oklab(36.2% 0.0076 -0.0065)
OKLCH	oklch(36.2% 0.01 319.4)
XYZ	xyz(4.6842, 4.7034, 5.6611)
Luminance	0.0470 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C41 #3D413C

analogous

#3E3C41 #403C41 #413C40

triadic

#403C41 #41403C #3C4140

tetradic

#403C41 #413E3C #3D413C #3C4041

square

#403C41 #413E3C #3D413C #3C4041

split-complementary

#403C41 #40413C #3C413E

monochromatic

#100F10 #211F21 #403C41 #5F5961 #7F7781

Accessibility & contrast

On white

10.82

#403C41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#403C41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C41

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C41	#FFFFFF	#000000	##FFFFFF
##403C41	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D41

Deuteranopia (green-blind)

#3C3D41

Tritanopia (blue-blind)

#403C3E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403c41;
/* rgb */ color: rgb(64, 60, 65);
/* oklch */ color: oklch(36.2% 0.010 319.4);

Tailwind

colors: {
  custom: {
    50: '#747175',
    500: '#403c41',
    950: '#000000',
  },
}

SCSS

$custom: #403c41;
$custom-light: #747175;
$custom-dark: #000000;

JSON

{
  "hex": "#403c41",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 65
  },
  "hsl": {
    "h": 288,
    "s": 4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.36204,
    "c": 0.01003,
    "h": 319.4
  },
  "luminance": 0.04703
}

Semantic roles & 50–950 ramp

primary

#403C41

secondary

#6B6F69

accent

#AD7B85

background

#F7F6F7

surface

#EDECED

border

#C8C7C8

text

#080708

muted

#7B7A7B

Preview Lab

Preview with #403C41

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

Preview Lab → · Contrast checker → · Palette generator →