#4EF18B#4EF18B

#4EF18B is a very light, vivid green. Relative luminance 0.664; OKLCH L 85.1% C 0.195 H 151.9°. Best body text is #000000 at 14.28:1 contrast (WCAG AA passes).

Color values

HEX#4EF18B
RGBrgb(78, 241, 139)
HSLhsl(142, 85%, 63%)
HSVhsv(142, 68%, 95%)
CMYKcmyk(67.6%, 0%, 42.3%, 5.5%)
CIE-LABlab(85.19, -63.83, 37.25)
CIE-LCHlch(85.19, 73.91, 149.73°)
OKLaboklab(85.07% -0.1721 0.092)
OKLCHoklch(85.07% 0.195 151.9)
XYZxyz(39.2541, 66.3901, 35.1669)
Luminance0.6639 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4EF18B #F14EB4
analogous
#63F14E #4EF18B #4EF1DC
triadic
#4EF18B #8B4EF1 #F18B4E
tetradic
#4EF18B #4E63F1 #F14EB4 #F1DC4E
square
#4EF18B #4E63F1 #F14EB4 #F1DC4E
split-complementary
#4EF18B #DC4EF1 #F14E63
monochromatic
#0EB64D #15ED66 #4EF18B #87F5B0 #BFFAD5

Accessibility & contrast

On white

1.47
#4EF18B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.28
#4EF18B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EF18B
14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4EF18B#FFFFFF#000000##000000
##4EF18B1.001.4714.2814.28
#FFFFFF1.471.0021.0021.00
#00000014.2821.001.001.00
##00000014.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#F2DD84
Deuteranopia (green-blind)
#DDCF92
Tritanopia (blue-blind)
#00EDD8
Achromatopsia (no color)
#D5D5D5

Design tokens & code

CSS
--color: #4ef18b;
/* rgb */ color: rgb(78, 241, 139);
/* oklch */ color: oklch(85.1% 0.195 151.9);
Tailwind
colors: {
  custom: {
    50: '#92f7ae',
    500: '#4ef18b',
    950: '#000000',
  },
}
SCSS
$custom: #4ef18b;
$custom-light: #92f7ae;
$custom-dark: #000000;
JSON
{
  "hex": "#4ef18b",
  "rgb": {
    "r": 78,
    "g": 241,
    "b": 139
  },
  "hsl": {
    "h": 142.454,
    "s": 85.34,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85066,
    "c": 0.19515,
    "h": 151.9
  },
  "luminance": 0.66394
}

Semantic roles & 50–950 ramp

primary
#4EF18B
secondary
#B52E83
accent
#048FE2
background
#FCFFFD
surface
#F5FFF7
border
#CFD7D0
text
#0E1710
muted
#7F8581

Preview Lab

Preview with #4EF18B

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

Preview Lab → · Contrast checker → · Palette generator →

#4EF18B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva