#4ECF55#4ECF55

#4ECF55 is a light, vivid green. Relative luminance 0.469; OKLCH L 75.7% C 0.199 H 144.2°. Best body text is #000000 at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#4ECF55
RGB	rgb(78, 207, 85)
HSL	hsl(123, 57%, 56%)
HSV	hsv(123, 62%, 81%)
CMYK	cmyk(62.3%, 0%, 58.9%, 18.8%)
CIE-LAB	lab(74.12, -59.41, 49.37)
CIE-LCH	lch(74.12, 77.25, 140.27°)
OKLab	oklab(75.71% -0.1611 0.1164)
OKLCH	oklch(75.71% 0.199 144.2)
XYZ	xyz(27.0928, 46.8986, 16.2171)
Luminance	0.4690 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECF55 #CF4EC8

analogous

#87CF4E #4ECF55 #4ECF95

triadic

#4ECF55 #554ECF #CF554E

tetradic

#4ECF55 #4E87CF #CF4EC8 #CF954E

square

#4ECF55 #4E87CF #CF4EC8 #CF954E

split-complementary

#4ECF55 #954ECF #CF4E87

monochromatic

#238028 #30B037 #4ECF55 #7EDC83 #AEE9B1

Accessibility & contrast

On white

2.02

#4ECF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.38

#4ECF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECF55

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECF55	#FFFFFF	#000000	##000000
##4ECF55	1.00	2.02	10.38	10.38
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.38	21.00	1.00	1.00
##000000	10.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD48

Deuteranopia (green-blind)

#C3B25F

Tritanopia (blue-blind)

#32CAB5

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #4ecf55;
/* rgb */ color: rgb(78, 207, 85);
/* oklch */ color: oklch(75.7% 0.199 144.2);

Tailwind

colors: {
  custom: {
    50: '#8ddf89',
    500: '#4ecf55',
    950: '#000000',
  },
}

SCSS

$custom: #4ecf55;
$custom-light: #8ddf89;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecf55",
  "rgb": {
    "r": 78,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 123.256,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.7571,
    "c": 0.1987,
    "h": 144.2
  },
  "luminance": 0.46901
}

Semantic roles & 50–950 ramp

primary

#4ECF55

secondary

#D7A2D4

accent

#47D8E1

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #4ECF55

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

Preview Lab → · Contrast checker → · Palette generator →