#4FE666#4FE666

#4FE666 is a light, highly saturated green. Relative luminance 0.592; OKLCH L 81.8% C 0.213 H 145.9°. Best body text is #000000 at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#4FE666
RGB	rgb(79, 230, 102)
HSL	hsl(129, 75%, 61%)
HSV	hsv(129, 66%, 90%)
CMYK	cmyk(65.7%, 0%, 55.7%, 9.8%)
CIE-LAB	lab(81.41, -65.21, 50.21)
CIE-LCH	lch(81.41, 82.31, 142.40°)
OKLab	oklab(81.79% -0.1762 0.1195)
OKLCH	oklch(81.79% 0.213 145.9)
XYZ	xyz(33.9173, 59.2117, 22.2093)
Luminance	0.5921 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FE666 #E64FCF

analogous

#83E64F #4FE666 #4FE6B1

triadic

#4FE666 #664FE6 #E6664F

tetradic

#4FE666 #4F83E6 #E64FCF #E6B14F

square

#4FE666 #4F83E6 #E64FCF #E6B14F

split-complementary

#4FE666 #B14FE6 #E64F83

monochromatic

#17A32D #1FD93B #4FE666 #85EE95 #BAF5C3

Accessibility & contrast

On white

1.64

#4FE666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.84

#4FE666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FE666

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FE666	#FFFFFF	#000000	##000000
##4FE666	1.00	1.64	12.84	12.84
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.84	21.00	1.00	1.00
##000000	12.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D25A

Deuteranopia (green-blind)

#D7C570

Tritanopia (blue-blind)

#1FE1CA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #4fe666;
/* rgb */ color: rgb(79, 230, 102);
/* oklch */ color: oklch(81.8% 0.213 145.9);

Tailwind

colors: {
  custom: {
    50: '#91ef95',
    500: '#4fe666',
    950: '#000000',
  },
}

SCSS

$custom: #4fe666;
$custom-light: #91ef95;
$custom-dark: #000000;

JSON

{
  "hex": "#4fe666",
  "rgb": {
    "r": 79,
    "g": 230,
    "b": 102
  },
  "hsl": {
    "h": 129.139,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81791,
    "c": 0.21288,
    "h": 145.9
  },
  "luminance": 0.59215
}

Semantic roles & 50–950 ramp

primary

#4FE666

secondary

#A63394

accent

#0EB9D7

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #4FE666

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

Preview Lab → · Contrast checker → · Palette generator →