#4EF189#4EF189

#4EF189 is a very light, vivid green. Relative luminance 0.663; OKLCH L 85.0% C 0.197 H 151.4°. Best body text is #000000 at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#4EF189
RGB	rgb(78, 241, 137)
HSL	hsl(142, 85%, 63%)
HSV	hsv(142, 68%, 95%)
CMYK	cmyk(67.6%, 0%, 43.2%, 5.5%)
CIE-LAB	lab(85.17, -64.17, 38.20)
CIE-LCH	lch(85.17, 74.68, 149.23°)
OKLab	oklab(85.03% -0.1729 0.0942)
OKLCH	oklch(85.03% 0.197 151.4)
XYZ	xyz(39.1093, 66.3322, 34.4043)
Luminance	0.6634 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EF189 #F14EB6

analogous

#64F14E #4EF189 #4EF1DB

triadic

#4EF189 #894EF1 #F1894E

tetradic

#4EF189 #4E64F1 #F14EB6 #F1DB4E

square

#4EF189 #4E64F1 #F14EB6 #F1DB4E

split-complementary

#4EF189 #DB4EF1 #F14E64

monochromatic

#0EB64B #15ED63 #4EF189 #87F5AF #BFFAD5

Accessibility & contrast

On white

1.47

#4EF189 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.27

#4EF189 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EF189

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EF189	#FFFFFF	#000000	##000000
##4EF189	1.00	1.47	14.27	14.27
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.27	21.00	1.00	1.00
##000000	14.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2DD81

Deuteranopia (green-blind)

#DECF90

Tritanopia (blue-blind)

#00EDD8

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #4ef189;
/* rgb */ color: rgb(78, 241, 137);
/* oklch */ color: oklch(85.0% 0.197 151.4);

Tailwind

colors: {
  custom: {
    50: '#92f7ac',
    500: '#4ef189',
    950: '#000000',
  },
}

SCSS

$custom: #4ef189;
$custom-light: #92f7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#4ef189",
  "rgb": {
    "r": 78,
    "g": 241,
    "b": 137
  },
  "hsl": {
    "h": 141.718,
    "s": 85.34,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85032,
    "c": 0.19693,
    "h": 151.4
  },
  "luminance": 0.66336
}

Semantic roles & 50–950 ramp

primary

#4EF189

secondary

#B52E84

accent

#0491E2

background

#FCFFFD

surface

#F5FFF7

border

#CFD7D0

text

#0E1710

muted

#7F8581

Preview Lab

Preview with #4EF189

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

Preview Lab → · Contrast checker → · Palette generator →