#3D403F#3D403F

#3D403F is a dark, near-neutral grey. Relative luminance 0.050; OKLCH L 36.8% C 0.004 H 174.2°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#3D403F
RGB	rgb(61, 64, 63)
HSL	hsl(160, 2%, 25%)
HSV	hsv(160, 5%, 25%)
CMYK	cmyk(4.7%, 0%, 1.6%, 74.9%)
CIE-LAB	lab(26.79, -1.48, 0.17)
CIE-LCH	lch(26.79, 1.50, 173.32°)
OKLab	oklab(36.83% -0.0043 0.0004)
OKLCH	oklch(36.83% 0.004 174.2)
XYZ	xyz(4.6549, 5.0177, 5.4249)
Luminance	0.0502 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D403F #403D3E

analogous

#3D403E #3D403F #3D4040

triadic

#3D403F #3F3D40 #403F3D

tetradic

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

square

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

split-complementary

#3D403F #403D40 #403E3D

monochromatic

#0F100F #1F2120 #3D403F #5B5F5E #797F7D

Accessibility & contrast

On white

10.48

#3D403F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3D403F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D403F

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D403F	#FFFFFF	#000000	##FFFFFF
##3D403F	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40403F

Deuteranopia (green-blind)

#3F3F3F

Tritanopia (blue-blind)

#3C4040

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3d403f;
/* rgb */ color: rgb(61, 64, 63);
/* oklch */ color: oklch(36.8% 0.004 174.2);

Tailwind

colors: {
  custom: {
    50: '#727474',
    500: '#3d403f',
    950: '#000000',
  },
}

SCSS

$custom: #3d403f;
$custom-light: #727474;
$custom-dark: #000000;

JSON

{
  "hex": "#3d403f",
  "rgb": {
    "r": 61,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 160,
    "s": 2.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.36828,
    "c": 0.00437,
    "h": 174.2
  },
  "luminance": 0.05018
}

Semantic roles & 50–950 ramp

primary

#3D403F

secondary

#6E6B6C

accent

#7C8CAC

background

#F6F7F7

surface

#ECEDED

border

#C7C8C8

text

#080808

muted

#7B7B7B

Preview Lab

Preview with #3D403F

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

Preview Lab → · Contrast checker → · Palette generator →