#3F991C#3F991C

#3F991C is a mid, vivid green. Relative luminance 0.239; OKLCH L 60.5% C 0.177 H 139.0°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F991C
RGB	rgb(63, 153, 28)
HSL	hsl(103, 69%, 35%)
HSV	hsv(103, 82%, 60%)
CMYK	cmyk(58.8%, 0%, 81.7%, 40%)
CIE-LAB	lab(56.01, -48.55, 52.55)
CIE-LCH	lch(56.01, 71.54, 132.73°)
OKLab	oklab(60.48% -0.1339 0.1164)
OKLCH	oklch(60.48% 0.177 139)
XYZ	xyz(13.6502, 23.9219, 4.9964)
Luminance	0.2392 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F991C #761C99

analogous

#7D991C #3F991C #1C9937

triadic

#3F991C #1C3F99 #991C3F

tetradic

#3F991C #1C7D99 #761C99 #99371C

square

#3F991C #1C7D99 #761C99 #99371C

split-complementary

#3F991C #371C99 #991C7D

monochromatic

#143209 #2A6513 #3F991C #54CD25 #78DF50

Accessibility & contrast

On white

3.63

#3F991C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#3F991C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F991C

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F991C	#FFFFFF	#000000	##000000
##3F991C	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8B00

Deuteranopia (green-blind)

#93832B

Tritanopia (blue-blind)

#359482

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f991c;
/* rgb */ color: rgb(63, 153, 28);
/* oklch */ color: oklch(60.5% 0.177 139.0);

Tailwind

colors: {
  custom: {
    50: '#7fb864',
    500: '#3f991c',
    950: '#000000',
  },
}

SCSS

$custom: #3f991c;
$custom-light: #7fb864;
$custom-dark: #000000;

JSON

{
  "hex": "#3f991c",
  "rgb": {
    "r": 63,
    "g": 153,
    "b": 28
  },
  "hsl": {
    "h": 103.2,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.60476,
    "c": 0.1774,
    "h": 139
  },
  "luminance": 0.23923
}

Semantic roles & 50–950 ramp

primary

#3F991C

secondary

#A24FC2

accent

#3CECBB

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3F991C

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

Preview Lab → · Contrast checker → · Palette generator →