#3F4E18#3F4E18

#3F4E18 is a dark, moderate yellow-green. Relative luminance 0.066; OKLCH L 39.8% C 0.080 H 123.2°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#3F4E18
RGB	rgb(63, 78, 24)
HSL	hsl(77, 53%, 20%)
HSV	hsv(77, 69%, 31%)
CMYK	cmyk(19.2%, 0%, 69.2%, 69.4%)
CIE-LAB	lab(30.81, -15.19, 29.09)
CIE-LCH	lch(30.81, 32.81, 117.57°)
OKLab	oklab(39.83% -0.0437 0.0666)
OKLCH	oklch(39.83% 0.08 123.2)
XYZ	xyz(4.9392, 6.5715, 1.8722)
Luminance	0.0657 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4E18 #27184E

analogous

#4E4218 #3F4E18 #244E18

triadic

#3F4E18 #183F4E #4E183F

tetradic

#3F4E18 #184E42 #27184E #4E1824

square

#3F4E18 #184E42 #27184E #4E1824

split-complementary

#3F4E18 #18244E #42184E

monochromatic

#131707 #191F0A #3F4E18 #657D26 #8BAC35

Accessibility & contrast

On white

9.07

#3F4E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3F4E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4E18

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4E18	#FFFFFF	#000000	##FFFFFF
##3F4E18	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534911

Deuteranopia (green-blind)

#51481C

Tritanopia (blue-blind)

#424A43

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f4e18;
/* rgb */ color: rgb(63, 78, 24);
/* oklch */ color: oklch(39.8% 0.080 123.2);

Tailwind

colors: {
  custom: {
    50: '#767f58',
    500: '#3f4e18',
    950: '#000000',
  },
}

SCSS

$custom: #3f4e18;
$custom-light: #767f58;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4e18",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 24
  },
  "hsl": {
    "h": 76.667,
    "s": 52.941,
    "l": 20
  },
  "oklch": {
    "l": 0.39834,
    "c": 0.07968,
    "h": 123.2
  },
  "luminance": 0.06571
}

Semantic roles & 50–950 ramp

primary

#3F4E18

secondary

#513D85

accent

#4BDC74

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#080A03

muted

#7B7C78

Preview Lab

Preview with #3F4E18

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

Preview Lab → · Contrast checker → · Palette generator →