#3F9A1F#3F9A1F

#3F9A1F is a mid, vivid green. Relative luminance 0.243; OKLCH L 60.8% C 0.177 H 139.3°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F9A1F
RGB	rgb(63, 154, 31)
HSL	hsl(104, 66%, 36%)
HSV	hsv(104, 80%, 60%)
CMYK	cmyk(59.1%, 0%, 79.9%, 39.6%)
CIE-LAB	lab(56.35, -48.74, 51.95)
CIE-LCH	lch(56.35, 71.24, 133.17°)
OKLab	oklab(60.77% -0.1342 0.1156)
OKLCH	oklch(60.77% 0.177 139.3)
XYZ	xyz(13.8522, 24.2657, 5.2498)
Luminance	0.2427 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9A1F #7A1F9A

analogous

#7D9A1F #3F9A1F #1F9A3D

triadic

#3F9A1F #1F3F9A #9A1F3F

tetradic

#3F9A1F #1F7D9A #7A1F9A #9A3D1F

square

#3F9A1F #1F7D9A #7A1F9A #9A3D1F

split-complementary

#3F9A1F #3D1F9A #9A1F7D

monochromatic

#15340A #2A6715 #3F9A1F #54CD29 #79DD56

Accessibility & contrast

On white

3.59

#3F9A1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#3F9A1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9A1F

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9A1F	#FFFFFF	#000000	##000000
##3F9A1F	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8C00

Deuteranopia (green-blind)

#93842D

Tritanopia (blue-blind)

#359583

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3f9a1f;
/* rgb */ color: rgb(63, 154, 31);
/* oklch */ color: oklch(60.8% 0.177 139.3);

Tailwind

colors: {
  custom: {
    50: '#7fb965',
    500: '#3f9a1f',
    950: '#000000',
  },
}

SCSS

$custom: #3f9a1f;
$custom-light: #7fb965;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9a1f",
  "rgb": {
    "r": 63,
    "g": 154,
    "b": 31
  },
  "hsl": {
    "h": 104.39,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.60765,
    "c": 0.17715,
    "h": 139.3
  },
  "luminance": 0.24267
}

Semantic roles & 50–950 ramp

primary

#3F9A1F

secondary

#A454C1

accent

#3EE9BD

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3F9A1F

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

Preview Lab → · Contrast checker → · Palette generator →