#3F4E40#3F4E40

#3F4E40 is a dark, muted green. Relative luminance 0.069; OKLCH L 40.6% C 0.030 H 146.8°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F4E40
RGB	rgb(63, 78, 64)
HSL	hsl(124, 11%, 28%)
HSV	hsv(124, 19%, 31%)
CMYK	cmyk(19.2%, 0%, 17.9%, 69.4%)
CIE-LAB	lab(31.52, -9.13, 6.35)
CIE-LCH	lch(31.52, 11.12, 145.17°)
OKLab	oklab(40.64% -0.025 0.0164)
OKLCH	oklch(40.64% 0.03 146.8)
XYZ	xyz(5.6995, 6.8756, 5.8763)
Luminance	0.0688 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4E40 #4E3F4D

analogous

#454E3F #3F4E40 #3F4E47

triadic

#3F4E40 #403F4E #4E403F

tetradic

#3F4E40 #3F454E #4E3F4D #4E473F

square

#3F4E40 #3F454E #4E3F4D #4E473F

split-complementary

#3F4E40 #473F4E #4E3F45

monochromatic

#0E110E #242C24 #3F4E40 #5A705C #779178

Accessibility & contrast

On white

8.84

#3F4E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3F4E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4E40

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4E40	#FFFFFF	#000000	##FFFFFF
##3F4E40	1.00	8.84	2.38	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4B3F

Deuteranopia (green-blind)

#4C4A41

Tritanopia (blue-blind)

#3D4D4A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3f4e40;
/* rgb */ color: rgb(63, 78, 64);
/* oklch */ color: oklch(40.6% 0.030 146.8);

Tailwind

colors: {
  custom: {
    50: '#747f74',
    500: '#3f4e40',
    950: '#000000',
  },
}

SCSS

$custom: #3f4e40;
$custom-light: #747f74;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4e40",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 64
  },
  "hsl": {
    "h": 124,
    "s": 10.638,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40637,
    "c": 0.02994,
    "h": 146.8
  },
  "luminance": 0.06876
}

Semantic roles & 50–950 ramp

primary

#3F4E40

secondary

#7D6C7C

accent

#74AFB4

background

#F7F7F7

surface

#EDEEED

border

#C8C9C8

text

#080A08

muted

#7B7C7B

Preview Lab

Preview with #3F4E40

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

Preview Lab → · Contrast checker → · Palette generator →