#3F661D#3F661D

#3F661D is a mid, moderate yellow-green. Relative luminance 0.106; OKLCH L 46.5% C 0.111 H 133.3°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3F661D
RGB	rgb(63, 102, 29)
HSL	hsl(92, 56%, 26%)
HSV	hsv(92, 72%, 40%)
CMYK	cmyk(38.2%, 0%, 71.6%, 60%)
CIE-LAB	lab(38.98, -27.18, 35.43)
CIE-LCH	lch(38.98, 44.65, 127.49°)
OKLab	oklab(46.48% -0.0761 0.0808)
OKLCH	oklch(46.48% 0.111 133.3)
XYZ	xyz(7.0229, 10.6479, 2.8474)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F661D #441D66

analogous

#63661D #3F661D #1D6620

triadic

#3F661D #1D3F66 #661D3F

tetradic

#3F661D #1D6366 #441D66 #66201D

square

#3F661D #1D6366 #441D66 #66201D

split-complementary

#3F661D #201D66 #661D63

monochromatic

#0F1807 #22360F #3F661D #5C962B #7AC538

Accessibility & contrast

On white

6.71

#3F661D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3F661D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F661D

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F661D	#FFFFFF	#000000	##FFFFFF
##3F661D	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E13

Deuteranopia (green-blind)

#655B23

Tritanopia (blue-blind)

#3F6257

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3f661d;
/* rgb */ color: rgb(63, 102, 29);
/* oklch */ color: oklch(46.5% 0.111 133.3);

Tailwind

colors: {
  custom: {
    50: '#77925d',
    500: '#3f661d',
    950: '#000000',
  },
}

SCSS

$custom: #3f661d;
$custom-light: #77925d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f661d",
  "rgb": {
    "r": 63,
    "g": 102,
    "b": 29
  },
  "hsl": {
    "h": 92.055,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.46481,
    "c": 0.11098,
    "h": 133.3
  },
  "luminance": 0.10648
}

Semantic roles & 50–950 ramp

primary

#3F661D

secondary

#72449B

accent

#49DF99

background

#F7F9F5

surface

#EDF1E9

border

#C8CBC5

text

#090D04

muted

#7B7E79

Preview Lab

Preview with #3F661D

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

Preview Lab → · Contrast checker → · Palette generator →