#3FA01F#3FA01F

#3FA01F is a light, vivid green. Relative luminance 0.263; OKLCH L 62.4% C 0.184 H 139.5°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#3FA01F
RGB	rgb(63, 160, 31)
HSL	hsl(105, 68%, 37%)
HSV	hsv(105, 81%, 63%)
CMYK	cmyk(60.6%, 0%, 80.6%, 37.3%)
CIE-LAB	lab(58.32, -50.93, 53.81)
CIE-LCH	lch(58.32, 74.09, 133.43°)
OKLab	oklab(62.39% -0.1401 0.1195)
OKLCH	oklch(62.39% 0.184 139.5)
XYZ	xyz(14.8674, 26.2959, 5.5882)
Luminance	0.2630 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA01F #801FA0

analogous

#80A01F #3FA01F #1FA03F

triadic

#3FA01F #1F3FA0 #A01F3F

tetradic

#3FA01F #1F80A0 #801FA0 #A03F1F

square

#3FA01F #1F80A0 #801FA0 #A03F1F

split-complementary

#3FA01F #3F1FA0 #A01F80

monochromatic

#17390B #2B6D15 #3FA01F #53D329 #7BDF5A

Accessibility & contrast

On white

3.35

#3FA01F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#3FA01F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA01F

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA01F	#FFFFFF	#000000	##000000
##3FA01F	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#99892E

Tritanopia (blue-blind)

#339A88

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3fa01f;
/* rgb */ color: rgb(63, 160, 31);
/* oklch */ color: oklch(62.4% 0.184 139.5);

Tailwind

colors: {
  custom: {
    50: '#80bd66',
    500: '#3fa01f',
    950: '#000000',
  },
}

SCSS

$custom: #3fa01f;
$custom-light: #80bd66;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa01f",
  "rgb": {
    "r": 63,
    "g": 160,
    "b": 31
  },
  "hsl": {
    "h": 105.116,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.62388,
    "c": 0.18414,
    "h": 139.5
  },
  "luminance": 0.26297
}

Semantic roles & 50–950 ramp

primary

#3FA01F

secondary

#A858C3

accent

#3DEABF

background

#F8FBF6

surface

#EFF7EB

border

#CAD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #3FA01F

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

Preview Lab → · Contrast checker → · Palette generator →