#3F9721#3F9721

#3F9721 is a mid, vivid green. Relative luminance 0.233; OKLCH L 60.0% C 0.173 H 139.3°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3F9721
RGB	rgb(63, 151, 33)
HSL	hsl(105, 64%, 36%)
HSV	hsv(105, 78%, 59%)
CMYK	cmyk(58.3%, 0%, 78.1%, 40.8%)
CIE-LAB	lab(55.38, -47.50, 50.36)
CIE-LCH	lch(55.38, 69.23, 133.32°)
OKLab	oklab(59.96% -0.1308 0.1126)
OKLCH	oklch(59.96% 0.173 139.3)
XYZ	xyz(13.3905, 23.2986, 5.2300)
Luminance	0.2330 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9721 #792197

analogous

#7A9721 #3F9721 #21973E

triadic

#3F9721 #213F97 #97213F

tetradic

#3F9721 #217A97 #792197 #973E21

square

#3F9721 #217A97 #792197 #973E21

split-complementary

#3F9721 #3E2197 #97217A

monochromatic

#15330B #2A6516 #3F9721 #54C92C #79DA58

Accessibility & contrast

On white

3.71

#3F9721 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#3F9721 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9721

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9721	#FFFFFF	#000000	##000000
##3F9721	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8903

Deuteranopia (green-blind)

#91822E

Tritanopia (blue-blind)

#359281

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3f9721;
/* rgb */ color: rgb(63, 151, 33);
/* oklch */ color: oklch(60.0% 0.173 139.3);

Tailwind

colors: {
  custom: {
    50: '#7eb666',
    500: '#3f9721',
    950: '#000000',
  },
}

SCSS

$custom: #3f9721;
$custom-light: #7eb666;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9721",
  "rgb": {
    "r": 63,
    "g": 151,
    "b": 33
  },
  "hsl": {
    "h": 104.746,
    "s": 64.13,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59964,
    "c": 0.17255,
    "h": 139.3
  },
  "luminance": 0.233
}

Semantic roles & 50–950 ramp

primary

#3F9721

secondary

#A455BE

accent

#41E7BD

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3F9721

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

Preview Lab → · Contrast checker → · Palette generator →