#3FB01A#3FB01A

#3FB01A is a light, highly saturated green. Relative luminance 0.322; OKLCH L 66.7% C 0.204 H 139.9°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#3FB01A
RGB	rgb(63, 176, 26)
HSL	hsl(105, 74%, 40%)
HSV	hsv(105, 85%, 69%)
CMYK	cmyk(64.2%, 0%, 85.2%, 31%)
CIE-LAB	lab(63.49, -56.78, 59.89)
CIE-LCH	lch(63.49, 82.53, 133.47°)
OKLab	oklab(66.66% -0.156 0.1316)
OKLCH	oklch(66.66% 0.204 139.9)
XYZ	xyz(17.7609, 32.1803, 6.2525)
Luminance	0.3218 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB01A #8B1AB0

analogous

#8AB01A #3FB01A #1AB040

triadic

#3FB01A #1A3FB0 #B01A3F

tetradic

#3FB01A #1A8AB0 #8B1AB0 #B0401A

square

#3FB01A #1A8AB0 #8B1AB0 #B0401A

split-complementary

#3FB01A #401AB0 #B01A8A

monochromatic

#19450A #2C7B12 #3FB01A #55DF28 #7FE75D

Accessibility & contrast

On white

2.82

#3FB01A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#3FB01A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB01A

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB01A	#FFFFFF	#000000	##000000
##3FB01A	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B59F00

Deuteranopia (green-blind)

#A8962F

Tritanopia (blue-blind)

#2EAA96

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #3fb01a;
/* rgb */ color: rgb(63, 176, 26);
/* oklch */ color: oklch(66.7% 0.204 139.9);

Tailwind

colors: {
  custom: {
    50: '#83c967',
    500: '#3fb01a',
    950: '#000000',
  },
}

SCSS

$custom: #3fb01a;
$custom-light: #83c967;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb01a",
  "rgb": {
    "r": 63,
    "g": 176,
    "b": 26
  },
  "hsl": {
    "h": 105.2,
    "s": 74.257,
    "l": 39.608
  },
  "oklch": {
    "l": 0.66665,
    "c": 0.20411,
    "h": 139.9
  },
  "luminance": 0.32182
}

Semantic roles & 50–950 ramp

primary

#3FB01A

secondary

#AF5BCB

accent

#37F1C3

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #3FB01A

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

Preview Lab → · Contrast checker → · Palette generator →