#3F751F#3F751F

#3F751F is a mid, vivid yellow-green. Relative luminance 0.139; OKLCH L 50.6% C 0.130 H 136.2°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3F751F
RGB	rgb(63, 117, 31)
HSL	hsl(98, 58%, 29%)
HSV	hsv(98, 74%, 46%)
CMYK	cmyk(46.2%, 0%, 73.5%, 54.1%)
CIE-LAB	lab(44.06, -33.89, 39.84)
CIE-LCH	lch(44.06, 52.31, 130.38°)
OKLab	oklab(50.64% -0.0942 0.0903)
OKLCH	oklch(50.64% 0.13 136.2)
XYZ	xyz(8.6583, 13.8777, 3.5185)
Luminance	0.1388 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F751F #551F75

analogous

#6A751F #3F751F #1F752A

triadic

#3F751F #1F3F75 #751F3F

tetradic

#3F751F #1F6A75 #551F75 #752A1F

square

#3F751F #1F6A75 #551F75 #752A1F

split-complementary

#3F751F #2A1F75 #751F6A

monochromatic

#0D1806 #254512 #3F751F #59A52C #75CD42

Accessibility & contrast

On white

5.56

#3F751F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3F751F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F751F

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F751F	#FFFFFF	#000000	##FFFFFF
##3F751F	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#796B11

Deuteranopia (green-blind)

#726627

Tritanopia (blue-blind)

#3D7164

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3f751f;
/* rgb */ color: rgb(63, 117, 31);
/* oklch */ color: oklch(50.6% 0.130 136.2);

Tailwind

colors: {
  custom: {
    50: '#799d60',
    500: '#3f751f',
    950: '#000000',
  },
}

SCSS

$custom: #3f751f;
$custom-light: #799d60;
$custom-dark: #000000;

JSON

{
  "hex": "#3f751f",
  "rgb": {
    "r": 63,
    "g": 117,
    "b": 31
  },
  "hsl": {
    "h": 97.674,
    "s": 58.108,
    "l": 29.02
  },
  "oklch": {
    "l": 0.50639,
    "c": 0.13049,
    "h": 136.2
  },
  "luminance": 0.13878
}

Semantic roles & 50–950 ramp

primary

#3F751F

secondary

#8447A9

accent

#46E1A8

background

#F7F9F5

surface

#EEF2EA

border

#C9CCC6

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #3F751F

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

Preview Lab → · Contrast checker → · Palette generator →