#4ECC4B#4ECC4B

#4ECC4B is a light, highly saturated green. Relative luminance 0.453; OKLCH L 74.8% C 0.203 H 142.9°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC4B
RGB	rgb(78, 204, 75)
HSL	hsl(119, 56%, 55%)
HSV	hsv(119, 63%, 80%)
CMYK	cmyk(61.8%, 0%, 63.2%, 20%)
CIE-LAB	lab(73.10, -59.45, 52.59)
CIE-LCH	lch(73.10, 79.37, 138.50°)
OKLab	oklab(74.83% -0.1616 0.1224)
OKLCH	oklch(74.83% 0.203 142.9)
XYZ	xyz(26.0033, 45.3109, 14.0308)
Luminance	0.4531 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC4B #C94BCC

analogous

#8ECC4B #4ECC4B #4BCC89

triadic

#4ECC4B #4B4ECC #CC4B4E

tetradic

#4ECC4B #4B8ECC #C94BCC #CC894B

square

#4ECC4B #4B8ECC #C94BCC #CC894B

split-complementary

#4ECC4B #894BCC #CC4B8E

monochromatic

#257A23 #33AA30 #4ECC4B #7DDA7B #ACE7AA

Accessibility & contrast

On white

2.09

#4ECC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#4ECC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC4B

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC4B	#FFFFFF	#000000	##000000
##4ECC4B	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BA3C

Deuteranopia (green-blind)

#C1AF56

Tritanopia (blue-blind)

#36C6B1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #4ecc4b;
/* rgb */ color: rgb(78, 204, 75);
/* oklch */ color: oklch(74.8% 0.203 142.9);

Tailwind

colors: {
  custom: {
    50: '#8ddd82',
    500: '#4ecc4b',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc4b;
$custom-light: #8ddd82;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc4b",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 75
  },
  "hsl": {
    "h": 118.605,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.74829,
    "c": 0.20271,
    "h": 142.9
  },
  "luminance": 0.45313
}

Semantic roles & 50–950 ramp

primary

#4ECC4B

secondary

#D39ED5

accent

#49DFDC

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #4ECC4B

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

Preview Lab → · Contrast checker → · Palette generator →