#403B3D#403B3D

#403B3D is a dark, near-neutral grey. Relative luminance 0.046; OKLCH L 35.8% C 0.008 H 351.2°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#403B3D
RGB	rgb(64, 59, 61)
HSL	hsl(336, 4%, 24%)
HSV	hsv(336, 8%, 25%)
CMYK	cmyk(0%, 7.8%, 4.7%, 74.9%)
CIE-LAB	lab(25.43, 2.59, -0.46)
CIE-LCH	lch(25.43, 2.63, 350.03°)
OKLab	oklab(35.81% 0.0076 -0.0012)
OKLCH	oklch(35.81% 0.008 351.2)
XYZ	xyz(4.5205, 4.5549, 5.0550)
Luminance	0.0456 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B3D #3B403E

analogous

#403B40 #403B3D #403C3B

triadic

#403B3D #3D403B #3B3D40

tetradic

#403B3D #40403B #3B403E #3C3B40

square

#403B3D #40403B #3B403E #3C3B40

split-complementary

#403B3D #3B403C #3B4040

monochromatic

#100F0F #201E1F #403B3D #60585B #80767A

Accessibility & contrast

On white

10.99

#403B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#403B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B3D

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B3D	#FFFFFF	#000000	##FFFFFF
##403B3D	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3C3D

Deuteranopia (green-blind)

#3C3D3D

Tritanopia (blue-blind)

#413B3C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403b3d;
/* rgb */ color: rgb(64, 59, 61);
/* oklch */ color: oklch(35.8% 0.008 351.2);

Tailwind

colors: {
  custom: {
    50: '#747072',
    500: '#403b3d',
    950: '#000000',
  },
}

SCSS

$custom: #403b3d;
$custom-light: #747072;
$custom-dark: #000000;

JSON

{
  "hex": "#403b3d",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 61
  },
  "hsl": {
    "h": 336,
    "s": 4.065,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35811,
    "c": 0.00767,
    "h": 351.2
  },
  "luminance": 0.04555
}

Semantic roles & 50–950 ramp

primary

#403B3D

secondary

#686E6C

accent

#AD997B

background

#F7F6F6

surface

#EDECEC

border

#C8C7C7

text

#080708

muted

#7B7A7B

Preview Lab

Preview with #403B3D

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

Preview Lab → · Contrast checker → · Palette generator →