#403D3E#403D3E

#403D3E is a dark, near-neutral grey. Relative luminance 0.048; OKLCH L 36.3% C 0.004 H 355.0°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#403D3E
RGB	rgb(64, 61, 62)
HSL	hsl(340, 2%, 25%)
HSV	hsv(340, 5%, 25%)
CMYK	cmyk(0%, 4.7%, 3.1%, 74.9%)
CIE-LAB	lab(26.08, 1.50, -0.16)
CIE-LCH	lch(26.08, 1.51, 354.07°)
OKLab	oklab(36.34% 0.0044 -0.0004)
OKLCH	oklch(36.34% 0.004 355)
XYZ	xyz(4.6525, 4.7753, 5.2331)
Luminance	0.0478 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D3E #3D403F

analogous

#403D40 #403D3E #403E3D

triadic

#403D3E #3E403D #3D3E40

tetradic

#403D3E #40403D #3D403F #3E3D40

square

#403D3E #40403D #3D403F #3E3D40

split-complementary

#403D3E #3D403E #3D4040

monochromatic

#100F0F #211F20 #403D3E #5F5B5C #7F797B

Accessibility & contrast

On white

10.74

#403D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#403D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D3E

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D3E	#FFFFFF	#000000	##FFFFFF
##403D3E	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3D3E

Deuteranopia (green-blind)

#3E3E3E

Tritanopia (blue-blind)

#413D3D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #403d3e;
/* rgb */ color: rgb(64, 61, 62);
/* oklch */ color: oklch(36.3% 0.004 355.0);

Tailwind

colors: {
  custom: {
    50: '#747273',
    500: '#403d3e',
    950: '#000000',
  },
}

SCSS

$custom: #403d3e;
$custom-light: #747273;
$custom-dark: #000000;

JSON

{
  "hex": "#403d3e",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 340,
    "s": 2.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.36337,
    "c": 0.00444,
    "h": 355
  },
  "luminance": 0.04775
}

Semantic roles & 50–950 ramp

primary

#403D3E

secondary

#6B6E6D

accent

#AC9C7C

background

#F7F6F6

surface

#EDECEC

border

#C8C7C7

text

#080808

muted

#7B7B7B

Preview Lab

Preview with #403D3E

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

Preview Lab → · Contrast checker → · Palette generator →