#4ECC3F#4ECC3F

#4ECC3F is a light, highly saturated green. Relative luminance 0.452; OKLCH L 74.7% C 0.211 H 141.6°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC3F
RGB	rgb(78, 204, 63)
HSL	hsl(114, 58%, 52%)
HSV	hsv(114, 69%, 80%)
CMYK	cmyk(61.8%, 0%, 69.1%, 20%)
CIE-LAB	lab(73.00, -60.58, 57.38)
CIE-LCH	lch(73.00, 83.44, 136.56°)
OKLab	oklab(74.72% -0.1653 0.1311)
OKLCH	oklch(74.72% 0.211 141.6)
XYZ	xyz(25.6306, 45.1619, 12.0681)
Luminance	0.4516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC3F #BD3FCC

analogous

#95CC3F #4ECC3F #3FCC77

triadic

#4ECC3F #3F4ECC #CC3F4E

tetradic

#4ECC3F #3F95CC #BD3FCC #CC773F

square

#4ECC3F #3F95CC #BD3FCC #CC773F

split-complementary

#4ECC3F #773FCC #CC3F95

monochromatic

#27721E #38A32B #4ECC3F #7BD96F #A7E6A0

Accessibility & contrast

On white

2.09

#4ECC3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#4ECC3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC3F

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC3F	#FFFFFF	#000000	##000000
##4ECC3F	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA2A

Deuteranopia (green-blind)

#C1AF4C

Tritanopia (blue-blind)

#39C6B0

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #4ecc3f;
/* rgb */ color: rgb(78, 204, 63);
/* oklch */ color: oklch(74.7% 0.211 141.6);

Tailwind

colors: {
  custom: {
    50: '#8edd7b',
    500: '#4ecc3f',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc3f;
$custom-light: #8edd7b;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc3f",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 63
  },
  "hsl": {
    "h": 113.617,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74717,
    "c": 0.211,
    "h": 141.6
  },
  "luminance": 0.45164
}

Semantic roles & 50–950 ramp

primary

#4ECC3F

secondary

#CC95D2

accent

#47E1D1

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #4ECC3F

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

Preview Lab → · Contrast checker → · Palette generator →