#3F9D2B#3F9D2B

#3F9D2B is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.7% C 0.174 H 140.5°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#3F9D2B
RGB	rgb(63, 157, 43)
HSL	hsl(109, 57%, 39%)
HSV	hsv(109, 73%, 62%)
CMYK	cmyk(59.9%, 0%, 72.6%, 38.4%)
CIE-LAB	lab(57.41, -48.99, 48.76)
CIE-LCH	lch(57.41, 69.12, 135.14°)
OKLab	oklab(61.66% -0.1342 0.1107)
OKLCH	oklch(61.66% 0.174 140.5)
XYZ	xyz(14.5422, 25.3438, 6.4105)
Luminance	0.2535 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9D2B #892B9D

analogous

#789D2B #3F9D2B #2B9D50

triadic

#3F9D2B #2B3F9D #9D2B3F

tetradic

#3F9D2B #2B789D #892B9D #9D502B

square

#3F9D2B #2B789D #892B9D #9D502B

split-complementary

#3F9D2B #502B9D #9D2B78

monochromatic

#183D11 #2C6D1E #3F9D2B #55CA3C #7ED76C

Accessibility & contrast

On white

3.46

#3F9D2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#3F9D2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9D2B

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9D2B	#FFFFFF	#000000	##000000
##3F9D2B	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F18

Deuteranopia (green-blind)

#968736

Tritanopia (blue-blind)

#329887

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3f9d2b;
/* rgb */ color: rgb(63, 157, 43);
/* oklch */ color: oklch(61.7% 0.174 140.5);

Tailwind

colors: {
  custom: {
    50: '#7fbb6b',
    500: '#3f9d2b',
    950: '#000000',
  },
}

SCSS

$custom: #3f9d2b;
$custom-light: #7fbb6b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9d2b",
  "rgb": {
    "r": 63,
    "g": 157,
    "b": 43
  },
  "hsl": {
    "h": 109.474,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.61661,
    "c": 0.17395,
    "h": 140.5
  },
  "luminance": 0.25345
}

Semantic roles & 50–950 ramp

primary

#3F9D2B

secondary

#AE66BD

accent

#48E0C5

background

#F8FBF6

surface

#EFF6EC

border

#CAD0C7

text

#0B1207

muted

#7C817A

Preview Lab

Preview with #3F9D2B

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

Preview Lab → · Contrast checker → · Palette generator →