#3F741F#3F741F

#3F741F is a mid, vivid yellow-green. Relative luminance 0.136; OKLCH L 50.4% C 0.129 H 136.1°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3F741F
RGB	rgb(63, 116, 31)
HSL	hsl(97, 58%, 29%)
HSV	hsv(97, 73%, 45%)
CMYK	cmyk(45.7%, 0%, 73.3%, 54.5%)
CIE-LAB	lab(43.72, -33.45, 39.50)
CIE-LCH	lch(43.72, 51.76, 130.26°)
OKLab	oklab(50.36% -0.093 0.0896)
OKLCH	oklch(50.36% 0.129 136.1)
XYZ	xyz(8.5424, 13.6460, 3.4799)
Luminance	0.1365 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F741F #541F74

analogous

#6A741F #3F741F #1F742A

triadic

#3F741F #1F3F74 #741F3F

tetradic

#3F741F #1F6A74 #541F74 #742A1F

square

#3F741F #1F6A74 #541F74 #742A1F

split-complementary

#3F741F #2A1F74 #741F6A

monochromatic

#0D1806 #254412 #3F741F #59A42C #76CC41

Accessibility & contrast

On white

5.63

#3F741F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3F741F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F741F

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F741F	#FFFFFF	#000000	##FFFFFF
##3F741F	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786A11

Deuteranopia (green-blind)

#716627

Tritanopia (blue-blind)

#3D7063

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3f741f;
/* rgb */ color: rgb(63, 116, 31);
/* oklch */ color: oklch(50.4% 0.129 136.1);

Tailwind

colors: {
  custom: {
    50: '#799c60',
    500: '#3f741f',
    950: '#000000',
  },
}

SCSS

$custom: #3f741f;
$custom-light: #799c60;
$custom-dark: #000000;

JSON

{
  "hex": "#3f741f",
  "rgb": {
    "r": 63,
    "g": 116,
    "b": 31
  },
  "hsl": {
    "h": 97.412,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.50363,
    "c": 0.12913,
    "h": 136.1
  },
  "luminance": 0.13646
}

Semantic roles & 50–950 ramp

primary

#3F741F

secondary

#8347A8

accent

#47E1A7

background

#F7F9F5

surface

#EEF2EA

border

#C9CCC6

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #3F741F

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

Preview Lab → · Contrast checker → · Palette generator →