#3FD666#3FD666

#3FD666 is a light, vivid green. Relative luminance 0.501; OKLCH L 77.3% C 0.199 H 147.9°. Best body text is #000000 at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#3FD666
RGB	rgb(63, 214, 102)
HSL	hsl(135, 65%, 54%)
HSV	hsv(135, 71%, 84%)
CMYK	cmyk(70.6%, 0%, 52.3%, 16.1%)
CIE-LAB	lab(76.13, -62.50, 43.78)
CIE-LCH	lch(76.13, 76.31, 144.99°)
OKLab	oklab(77.33% -0.1683 0.1054)
OKLCH	oklch(77.33% 0.199 147.9)
XYZ	xyz(28.4926, 50.1060, 20.7376)
Luminance	0.5011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD666 #D63FAF

analogous

#64D63F #3FD666 #3FD6B2

triadic

#3FD666 #663FD6 #D6663F

tetradic

#3FD666 #3F64D6 #D63FAF #D6B23F

square

#3FD666 #3F64D6 #D63FAF #D6B23F

split-complementary

#3FD666 #B23FD6 #D63F64

monochromatic

#1B7F35 #26B24A #3FD666 #71E18E #A4ECB6

Accessibility & contrast

On white

1.91

#3FD666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.02

#3FD666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD666

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD666	#FFFFFF	#000000	##000000
##3FD666	1.00	1.91	11.02	11.02
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.02	21.00	1.00	1.00
##000000	11.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C35C

Deuteranopia (green-blind)

#C6B76E

Tritanopia (blue-blind)

#00D2BC

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #3fd666;
/* rgb */ color: rgb(63, 214, 102);
/* oklch */ color: oklch(77.3% 0.199 147.9);

Tailwind

colors: {
  custom: {
    50: '#88e494',
    500: '#3fd666',
    950: '#000000',
  },
}

SCSS

$custom: #3fd666;
$custom-light: #88e494;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd666",
  "rgb": {
    "r": 63,
    "g": 214,
    "b": 102
  },
  "hsl": {
    "h": 135.497,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77331,
    "c": 0.19856,
    "h": 147.9
  },
  "luminance": 0.50109
}

Semantic roles & 50–950 ramp

primary

#3FD666

secondary

#873371

accent

#40BCE8

background

#FCFEFC

surface

#F4FCF4

border

#CED5CE

text

#0D160D

muted

#7F847F

Preview Lab

Preview with #3FD666

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

Preview Lab → · Contrast checker → · Palette generator →