#3F4F17#3F4F17

#3F4F17 is a dark, moderate yellow-green. Relative luminance 0.067; OKLCH L 40.1% C 0.082 H 123.7°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX#3F4F17
RGBrgb(63, 79, 23)
HSLhsl(77, 55%, 20%)
HSVhsv(77, 71%, 31%)
CMYKcmyk(20.3%, 0%, 70.9%, 69%)
CIE-LABlab(31.14, -15.83, 29.93)
CIE-LCHlch(31.14, 33.86, 117.88°)
OKLaboklab(40.1% -0.0456 0.0683)
OKLCHoklch(40.1% 0.082 123.7)
XYZxyz(5.0006, 6.7106, 1.8423)
Luminance0.0671 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F4F17 #27174F
analogous
#4F4317 #3F4F17 #234F17
triadic
#3F4F17 #173F4F #4F173F
tetradic
#3F4F17 #174F43 #27174F #4F1723
square
#3F4F17 #174F43 #27174F #4F1723
split-complementary
#3F4F17 #17234F #43174F
monochromatic
#131807 #192009 #3F4F17 #657E25 #8BAE33

Accessibility & contrast

On white

8.97
#3F4F17 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.34
#3F4F17 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4F17
8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F4F17#FFFFFF#000000##FFFFFF
##3F4F171.008.972.348.97
#FFFFFF8.971.0021.001.00
#0000002.3421.001.0021.00
##FFFFFF8.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#544A10
Deuteranopia (green-blind)
#52491B
Tritanopia (blue-blind)
#424B43
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #3f4f17;
/* rgb */ color: rgb(63, 79, 23);
/* oklch */ color: oklch(40.1% 0.082 123.7);
Tailwind
colors: {
  custom: {
    50: '#768057',
    500: '#3f4f17',
    950: '#000000',
  },
}
SCSS
$custom: #3f4f17;
$custom-light: #768057;
$custom-dark: #000000;
JSON
{
  "hex": "#3f4f17",
  "rgb": {
    "r": 63,
    "g": 79,
    "b": 23
  },
  "hsl": {
    "h": 77.143,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.40095,
    "c": 0.08208,
    "h": 123.7
  },
  "luminance": 0.06711
}

Semantic roles & 50–950 ramp

primary
#3F4F17
secondary
#513C86
accent
#4ADE74
background
#F7F7F5
surface
#EDEEE9
border
#C8C9C5
text
#090A03
muted
#7B7C78

Preview Lab

Preview with #3F4F17

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

Preview Lab → · Contrast checker → · Palette generator →

#3F4F17 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva