#4EF808#4EF808

#4EF808 is a very light, highly saturated green. Relative luminance 0.688; OKLCH L 85.8% C 0.276 H 140.2°. Best body text is #000000 at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#4EF808
RGB	rgb(78, 248, 8)
HSL	hsl(103, 94%, 50%)
HSV	hsv(103, 97%, 97%)
CMYK	cmyk(68.5%, 0%, 96.8%, 2.7%)
CIE-LAB	lab(86.39, -77.07, 81.81)
CIE-LCH	lch(86.39, 112.40, 133.29°)
OKLab	oklab(85.76% -0.2116 0.1766)
OKLCH	oklch(85.76% 0.276 140.2)
XYZ	xyz(36.7513, 68.7681, 11.5664)
Luminance	0.6877 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EF808 #B208F8

analogous

#C6F808 #4EF808 #08F83A

triadic

#4EF808 #084EF8 #F8084E

tetradic

#4EF808 #08C6F8 #B208F8 #F83A08

square

#4EF808 #08C6F8 #B208F8 #F83A08

split-complementary

#4EF808 #3A08F8 #F808C6

monochromatic

#298204 #3BBD05 #4EF808 #79FA44 #A3FB7F

Accessibility & contrast

On white

1.42

#4EF808 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.75

#4EF808 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EF808

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EF808	#FFFFFF	#000000	##000000
##4EF808	1.00	1.42	14.75	14.75
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.75	21.00	1.00	1.00
##000000	14.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE000

Deuteranopia (green-blind)

#ECD33A

Tritanopia (blue-blind)

#2AF0D3

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #4ef808;
/* rgb */ color: rgb(78, 248, 8);
/* oklch */ color: oklch(85.8% 0.276 140.2);

Tailwind

colors: {
  custom: {
    50: '#97fc6f',
    500: '#4ef808',
    950: '#000000',
  },
}

SCSS

$custom: #4ef808;
$custom-light: #97fc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#4ef808",
  "rgb": {
    "r": 78,
    "g": 248,
    "b": 8
  },
  "hsl": {
    "h": 102.5,
    "s": 94.488,
    "l": 50.196
  },
  "oklch": {
    "l": 0.85755,
    "c": 0.27557,
    "h": 140.2
  },
  "luminance": 0.68772
}

Semantic roles & 50–950 ramp

primary

#4EF808

secondary

#691C88

accent

#29FFC1

background

#FDFFFB

surface

#F7FFF1

border

#D0D7CB

text

#101809

muted

#81867D

Preview Lab

Preview with #4EF808

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

Preview Lab → · Contrast checker → · Palette generator →