#3FA61F#3FA61F

#3FA61F is a light, vivid green. Relative luminance 0.284; OKLCH L 64.0% C 0.191 H 139.8°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#3FA61F
RGB	rgb(63, 166, 31)
HSL	hsl(106, 69%, 39%)
HSV	hsv(106, 81%, 65%)
CMYK	cmyk(62%, 0%, 81.3%, 34.9%)
CIE-LAB	lab(60.27, -53.07, 55.64)
CIE-LCH	lch(60.27, 76.89, 133.65°)
OKLab	oklab(64.01% -0.1459 0.1233)
OKLCH	oklch(64.01% 0.191 139.8)
XYZ	xyz(15.9327, 28.4266, 5.9433)
Luminance	0.2843 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA61F #861FA6

analogous

#82A61F #3FA61F #1FA642

triadic

#3FA61F #1F3FA6 #A61F3F

tetradic

#3FA61F #1F82A6 #861FA6 #A6421F

square

#3FA61F #1F82A6 #861FA6 #A6421F

split-complementary

#3FA61F #421FA6 #A61F82

monochromatic

#183F0C #2B7215 #3FA61F #54D72B #7DE15E

Accessibility & contrast

On white

3.14

#3FA61F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#3FA61F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA61F

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA61F	#FFFFFF	#000000	##000000
##3FA61F	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB9600

Deuteranopia (green-blind)

#9E8E30

Tritanopia (blue-blind)

#31A08D

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3fa61f;
/* rgb */ color: rgb(63, 166, 31);
/* oklch */ color: oklch(64.0% 0.191 139.8);

Tailwind

colors: {
  custom: {
    50: '#81c167',
    500: '#3fa61f',
    950: '#000000',
  },
}

SCSS

$custom: #3fa61f;
$custom-light: #81c167;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa61f",
  "rgb": {
    "r": 63,
    "g": 166,
    "b": 31
  },
  "hsl": {
    "h": 105.778,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.64006,
    "c": 0.191,
    "h": 139.8
  },
  "luminance": 0.28428
}

Semantic roles & 50–950 ramp

primary

#3FA61F

secondary

#AC5BC5

accent

#3CEBC2

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #3FA61F

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

Preview Lab → · Contrast checker → · Palette generator →