#39403D#39403D

#39403D is a dark, near-neutral grey. Relative luminance 0.049; OKLCH L 36.4% C 0.011 H 168.2°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#39403D
RGB	rgb(57, 64, 61)
HSL	hsl(154, 6%, 24%)
HSV	hsv(154, 11%, 25%)
CMYK	cmyk(10.9%, 0%, 4.7%, 74.9%)
CIE-LAB	lab(26.37, -3.61, 0.84)
CIE-LCH	lch(26.37, 3.71, 166.85°)
OKLab	oklab(36.39% -0.0104 0.0022)
OKLCH	oklch(36.39% 0.011 168.2)
XYZ	xyz(4.3629, 4.8735, 5.1248)
Luminance	0.0487 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39403D #40393C

analogous

#394039 #39403D #393F40

triadic

#39403D #3D3940 #403D39

tetradic

#39403D #393940 #40393C #3F4039

square

#39403D #393940 #40393C #3F4039

split-complementary

#39403D #40393F #403939

monochromatic

#0E100F #1C201E #39403D #56605C #73817B

Accessibility & contrast

On white

10.63

#39403D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#39403D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39403D

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39403D	#FFFFFF	#000000	##FFFFFF
##39403D	1.00	10.63	1.97	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403F3D

Deuteranopia (green-blind)

#3E3E3D

Tritanopia (blue-blind)

#38403F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #39403d;
/* rgb */ color: rgb(57, 64, 61);
/* oklch */ color: oklch(36.4% 0.011 168.2);

Tailwind

colors: {
  custom: {
    50: '#6f7472',
    500: '#39403d',
    950: '#000000',
  },
}

SCSS

$custom: #39403d;
$custom-light: #6f7472;
$custom-dark: #000000;

JSON

{
  "hex": "#39403d",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 154.286,
    "s": 5.785,
    "l": 23.725
  },
  "oklch": {
    "l": 0.36393,
    "c": 0.01062,
    "h": 168.2
  },
  "luminance": 0.04874
}

Semantic roles & 50–950 ramp

primary

#39403D

secondary

#6F666A

accent

#7990AF

background

#F6F7F6

surface

#ECEDEC

border

#C7C8C7

text

#070808

muted

#7A7B7B

Preview Lab

Preview with #39403D

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

Preview Lab → · Contrast checker → · Palette generator →