#3FE866#3FE866

#3FE866 is a light, highly saturated green. Relative luminance 0.597; OKLCH L 81.9% C 0.220 H 147.0°. Best body text is #000000 at 12.95:1 contrast (WCAG AA passes).

Color values

HEX	#3FE866
RGB	rgb(63, 232, 102)
HSL	hsl(134, 79%, 58%)
HSV	hsv(134, 73%, 91%)
CMYK	cmyk(72.8%, 0%, 56%, 9%)
CIE-LAB	lab(81.69, -68.58, 50.47)
CIE-LCH	lch(81.69, 85.15, 143.65°)
OKLab	oklab(81.93% -0.1847 0.1201)
OKLCH	oklch(81.93% 0.22 147)
XYZ	xyz(33.3023, 59.7255, 22.3409)
Luminance	0.5973 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FE866 #E83FC1

analogous

#6CE83F #3FE866 #3FE8BA

triadic

#3FE866 #663FE8 #E8663F

tetradic

#3FE866 #3F6CE8 #E83FC1 #E8BA3F

square

#3FE866 #3F6CE8 #E83FC1 #E8BA3F

split-complementary

#3FE866 #BA3FE8 #E83F6C

monochromatic

#129A32 #19D143 #3FE866 #76EF92 #ACF5BD

Accessibility & contrast

On white

1.62

#3FE866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.95

#3FE866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FE866

12.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FE866	#FFFFFF	#000000	##000000
##3FE866	1.00	1.62	12.95	12.95
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.95	21.00	1.00	1.00
##000000	12.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD359

Deuteranopia (green-blind)

#D7C670

Tritanopia (blue-blind)

#00E3CB

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #3fe866;
/* rgb */ color: rgb(63, 232, 102);
/* oklch */ color: oklch(81.9% 0.220 147.0);

Tailwind

colors: {
  custom: {
    50: '#8cf195',
    500: '#3fe866',
    950: '#000000',
  },
}

SCSS

$custom: #3fe866;
$custom-light: #8cf195;
$custom-dark: #000000;

JSON

{
  "hex": "#3fe866",
  "rgb": {
    "r": 63,
    "g": 232,
    "b": 102
  },
  "hsl": {
    "h": 133.846,
    "s": 78.605,
    "l": 57.843
  },
  "oklch": {
    "l": 0.81929,
    "c": 0.22029,
    "h": 147
  },
  "luminance": 0.59729
}

Semantic roles & 50–950 ramp

primary

#3FE866

secondary

#9E2E84

accent

#33C8F5

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #3FE866

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

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