#3F661A#3F661A

#3F661A is a mid, moderate yellow-green. Relative luminance 0.106; OKLCH L 46.5% C 0.113 H 132.9°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#3F661A
RGB	rgb(63, 102, 26)
HSL	hsl(91, 59%, 25%)
HSV	hsv(91, 75%, 40%)
CMYK	cmyk(38.2%, 0%, 74.5%, 60%)
CIE-LAB	lab(38.96, -27.42, 36.71)
CIE-LCH	lch(38.96, 45.82, 126.76°)
OKLab	oklab(46.45% -0.077 0.083)
OKLCH	oklch(46.45% 0.113 132.9)
XYZ	xyz(6.9876, 10.6338, 2.6614)
Luminance	0.1063 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F661A #411A66

analogous

#65661A #3F661A #1A661B

triadic

#3F661A #1A3F66 #661A3F

tetradic

#3F661A #1A6566 #411A66 #661B1A

square

#3F661A #1A6566 #411A66 #661B1A

split-complementary

#3F661A #1B1A66 #661A65

monochromatic

#0F1806 #21350E #3F661A #5D9726 #7BC833

Accessibility & contrast

On white

6.72

#3F661A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3F661A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F661A

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F661A	#FFFFFF	#000000	##FFFFFF
##3F661A	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E0E

Deuteranopia (green-blind)

#655B21

Tritanopia (blue-blind)

#3F6257

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3f661a;
/* rgb */ color: rgb(63, 102, 26);
/* oklch */ color: oklch(46.5% 0.113 132.9);

Tailwind

colors: {
  custom: {
    50: '#78925c',
    500: '#3f661a',
    950: '#000000',
  },
}

SCSS

$custom: #3f661a;
$custom-light: #78925c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f661a",
  "rgb": {
    "r": 63,
    "g": 102,
    "b": 26
  },
  "hsl": {
    "h": 90.789,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.46453,
    "c": 0.11324,
    "h": 132.9
  },
  "luminance": 0.10634
}

Semantic roles & 50–950 ramp

primary

#3F661A

secondary

#6F409C

accent

#45E396

background

#F7F9F5

surface

#EDF1E9

border

#C8CBC5

text

#090D04

muted

#7B7E79

Preview Lab

Preview with #3F661A

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

Preview Lab → · Contrast checker → · Palette generator →