#3C4040#3C4040

#3C4040 is a dark, near-neutral grey. Relative luminance 0.050; OKLCH L 36.8% C 0.005 H 196.9°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#3C4040
RGB	rgb(60, 64, 64)
HSL	hsl(180, 3%, 24%)
HSV	hsv(180, 6%, 25%)
CMYK	cmyk(6.2%, 0%, 0%, 74.9%)
CIE-LAB	lab(26.73, -1.67, -0.58)
CIE-LCH	lch(26.73, 1.77, 199.10°)
OKLab	oklab(36.77% -0.0051 -0.0016)
OKLCH	oklch(36.77% 0.005 196.9)
XYZ	xyz(4.6221, 4.9976, 5.5706)
Luminance	0.0500 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4040 #403C3C

analogous

#3C403E #3C4040 #3C3E40

triadic

#3C4040 #403C40 #40403C

tetradic

#3C4040 #3E3C40 #403C3C #3E403C

square

#3C4040 #3E3C40 #403C3C #3E403C

split-complementary

#3C4040 #403C3E #403E3C

monochromatic

#0F1010 #1E2020 #3C4040 #5A6060 #777F7F

Accessibility & contrast

On white

10.50

#3C4040 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3C4040 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4040

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4040	#FFFFFF	#000000	##FFFFFF
##3C4040	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4040

Deuteranopia (green-blind)

#3F3F40

Tritanopia (blue-blind)

#3B4040

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3c4040;
/* rgb */ color: rgb(60, 64, 64);
/* oklch */ color: oklch(36.8% 0.005 196.9);

Tailwind

colors: {
  custom: {
    50: '#717474',
    500: '#3c4040',
    950: '#000000',
  },
}

SCSS

$custom: #3c4040;
$custom-light: #717474;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4040",
  "rgb": {
    "r": 60,
    "g": 64,
    "b": 64
  },
  "hsl": {
    "h": 180,
    "s": 3.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.36771,
    "c": 0.00537,
    "h": 196.9
  },
  "luminance": 0.04998
}

Semantic roles & 50–950 ramp

primary

#3C4040

secondary

#6E6969

accent

#7B7BAC

background

#F6F7F7

surface

#ECEDED

border

#C7C8C8

text

#070808

muted

#7A7B7B

Preview Lab

Preview with #3C4040

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

Preview Lab → · Contrast checker → · Palette generator →