#3F9E1F#3F9E1F

#3F9E1F is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.8% C 0.182 H 139.5°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#3F9E1F
RGB	rgb(63, 158, 31)
HSL	hsl(105, 67%, 37%)
HSV	hsv(105, 80%, 62%)
CMYK	cmyk(60.1%, 0%, 80.4%, 38%)
CIE-LAB	lab(57.66, -50.20, 53.19)
CIE-LCH	lch(57.66, 73.14, 133.34°)
OKLab	oklab(61.85% -0.1382 0.1182)
OKLCH	oklch(61.85% 0.182 139.5)
XYZ	xyz(14.5235, 25.6081, 5.4736)
Luminance	0.2561 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9E1F #7E1F9E

analogous

#7F9E1F #3F9E1F #1F9E3F

triadic

#3F9E1F #1F3F9E #9E1F3F

tetradic

#3F9E1F #1F7F9E #7E1F9E #9E3F1F

square

#3F9E1F #1F7F9E #7E1F9E #9E3F1F

split-complementary

#3F9E1F #3F1F9E #9E1F7F

monochromatic

#16380B #2B6B15 #3F9E1F #53D129 #7BDE59

Accessibility & contrast

On white

3.43

#3F9E1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#3F9E1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9E1F

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9E1F	#FFFFFF	#000000	##000000
##3F9E1F	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A38F00

Deuteranopia (green-blind)

#97882E

Tritanopia (blue-blind)

#339987

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3f9e1f;
/* rgb */ color: rgb(63, 158, 31);
/* oklch */ color: oklch(61.8% 0.182 139.5);

Tailwind

colors: {
  custom: {
    50: '#80bb66',
    500: '#3f9e1f',
    950: '#000000',
  },
}

SCSS

$custom: #3f9e1f;
$custom-light: #80bb66;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9e1f",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 31
  },
  "hsl": {
    "h": 104.882,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.61848,
    "c": 0.18182,
    "h": 139.5
  },
  "luminance": 0.25609
}

Semantic roles & 50–950 ramp

primary

#3F9E1F

secondary

#A756C2

accent

#3EEABF

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #3F9E1F

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

Preview Lab → · Contrast checker → · Palette generator →