#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
RGB	rgb(78, 241, 139)
HSL	hsl(142, 85%, 63%)
HSV	hsv(142, 68%, 95%)
CMYK	cmyk(67.6%, 0%, 42.3%, 5.5%)
CIE-LAB	lab(85.19, -63.83, 37.25)
CIE-LCH	lch(85.19, 73.91, 149.73°)
OKLab	oklab(85.07% -0.1721 0.092)
OKLCH	oklch(85.07% 0.195 151.9)
XYZ	xyz(39.2541, 66.3901, 35.1669)
Luminance	0.6639 (WCAG relative)
Temperature	neutral
Family	green

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
##4EF18B	1.00	1.47	14.28	14.28
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.28	21.00	1.00	1.00
##000000	14.28	21.00	1.00	1.00

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.

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