#3F601F#3F601F

#3F601F is a dark, moderate yellow-green. Relative luminance 0.095; OKLCH L 44.8% C 0.101 H 132.1°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F601F
RGB	rgb(63, 96, 31)
HSL	hsl(90, 51%, 25%)
HSV	hsv(90, 68%, 38%)
CMYK	cmyk(34.4%, 0%, 67.7%, 62.4%)
CIE-LAB	lab(36.97, -24.06, 32.35)
CIE-LCH	lch(36.97, 40.31, 126.64°)
OKLab	oklab(44.85% -0.0674 0.0745)
OKLCH	oklch(44.85% 0.101 132.1)
XYZ	xyz(6.4800, 9.5212, 2.7924)
Luminance	0.0952 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F601F #401F60

analogous

#5F601F #3F601F #1F6020

triadic

#3F601F #1F3F60 #601F3F

tetradic

#3F601F #1F5F60 #401F60 #60201F

square

#3F601F #1F5F60 #401F60 #60201F

split-complementary

#3F601F #201F60 #601F5F

monochromatic

#0F1707 #213210 #3F601F #5D8E2E #7CBD3D

Accessibility & contrast

On white

7.23

#3F601F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3F601F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F601F

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F601F	#FFFFFF	#000000	##FFFFFF
##3F601F	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645917

Deuteranopia (green-blind)

#605624

Tritanopia (blue-blind)

#405C52

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3f601f;
/* rgb */ color: rgb(63, 96, 31);
/* oklch */ color: oklch(44.8% 0.101 132.1);

Tailwind

colors: {
  custom: {
    50: '#778d5e',
    500: '#3f601f',
    950: '#000000',
  },
}

SCSS

$custom: #3f601f;
$custom-light: #778d5e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f601f",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 31
  },
  "hsl": {
    "h": 90.462,
    "s": 51.181,
    "l": 24.902
  },
  "oklch": {
    "l": 0.44847,
    "c": 0.10051,
    "h": 132.1
  },
  "luminance": 0.09521
}

Semantic roles & 50–950 ramp

primary

#3F601F

secondary

#6E4695

accent

#4DDB95

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090C04

muted

#7B7D79

Preview Lab

Preview with #3F601F

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

Preview Lab → · Contrast checker → · Palette generator →