#39403C#39403C

#39403C is a dark, near-neutral grey. Relative luminance 0.049; OKLCH L 36.4% C 0.012 H 160.8°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#39403C
RGB	rgb(57, 64, 60)
HSL	hsl(146, 6%, 24%)
HSV	hsv(146, 11%, 25%)
CMYK	cmyk(10.9%, 0%, 6.2%, 74.9%)
CIE-LAB	lab(26.34, -3.84, 1.46)
CIE-LCH	lch(26.34, 4.11, 159.25°)
OKLab	oklab(36.36% -0.0109 0.0038)
OKLCH	oklch(36.36% 0.012 160.8)
XYZ	xyz(4.3362, 4.8628, 4.9843)
Luminance	0.0486 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39403C #40393D

analogous

#394039 #39403C #39403F

triadic

#39403C #3C3940 #403C39

tetradic

#39403C #393940 #40393D #403F39

square

#39403C #393940 #40393D #403F39

split-complementary

#39403C #3F3940 #403939

monochromatic

#0E100F #1C201E #39403C #56605A #738179

Accessibility & contrast

On white

10.65

#39403C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#39403C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39403C

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39403C	#FFFFFF	#000000	##FFFFFF
##39403C	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403F3C

Deuteranopia (green-blind)

#3E3E3C

Tritanopia (blue-blind)

#38403F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #39403c;
/* rgb */ color: rgb(57, 64, 60);
/* oklch */ color: oklch(36.4% 0.012 160.8);

Tailwind

colors: {
  custom: {
    50: '#6f7471',
    500: '#39403c',
    950: '#000000',
  },
}

SCSS

$custom: #39403c;
$custom-light: #6f7471;
$custom-dark: #000000;

JSON

{
  "hex": "#39403c",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 145.714,
    "s": 5.785,
    "l": 23.725
  },
  "oklch": {
    "l": 0.36358,
    "c": 0.01153,
    "h": 160.8
  },
  "luminance": 0.04863
}

Semantic roles & 50–950 ramp

primary

#39403C

secondary

#6F666B

accent

#7998AF

background

#F6F7F6

surface

#ECEDEC

border

#C7C8C7

text

#070807

muted

#7A7B7A

Preview Lab

Preview with #39403C

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

Preview Lab → · Contrast checker → · Palette generator →