#4ECB64#4ECB64

#4ECB64 is a light, vivid green. Relative luminance 0.453; OKLCH L 74.9% C 0.181 H 146.8°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#4ECB64
RGB	rgb(78, 203, 100)
HSL	hsl(131, 55%, 55%)
HSV	hsv(131, 62%, 80%)
CMYK	cmyk(61.6%, 0%, 50.7%, 20.4%)
CIE-LAB	lab(73.06, -56.01, 41.05)
CIE-LCH	lch(73.06, 69.44, 143.76°)
OKLab	oklab(74.88% -0.1514 0.0991)
OKLCH	oklch(74.88% 0.181 146.8)
XYZ	xyz(26.7963, 45.2491, 19.3759)
Luminance	0.4525 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECB64 #CB4EB5

analogous

#76CB4E #4ECB64 #4ECBA2

triadic

#4ECB64 #644ECB #CB644E

tetradic

#4ECB64 #4E76CB #CB4EB5 #CBA24E

square

#4ECB64 #4E76CB #CB4EB5 #CBA24E

split-complementary

#4ECB64 #A24ECB #CB4E76

monochromatic

#247B33 #32AA47 #4ECB64 #7DD98D #ADE7B7

Accessibility & contrast

On white

2.09

#4ECB64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#4ECB64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECB64

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECB64	#FFFFFF	#000000	##000000
##4ECB64	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA5B

Deuteranopia (green-blind)

#BEAF6B

Tritanopia (blue-blind)

#2EC7B3

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #4ecb64;
/* rgb */ color: rgb(78, 203, 100);
/* oklch */ color: oklch(74.9% 0.181 146.8);

Tailwind

colors: {
  custom: {
    50: '#8cdc92',
    500: '#4ecb64',
    950: '#000000',
  },
}

SCSS

$custom: #4ecb64;
$custom-light: #8cdc92;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecb64",
  "rgb": {
    "r": 78,
    "g": 203,
    "b": 100
  },
  "hsl": {
    "h": 130.56,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.74883,
    "c": 0.18095,
    "h": 146.8
  },
  "luminance": 0.45252
}

Semantic roles & 50–950 ramp

primary

#4ECB64

secondary

#D5A0CB

accent

#4AC4DE

background

#F9FDF9

surface

#F1FBF1

border

#CBD4CB

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #4ECB64

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

Preview Lab → · Contrast checker → · Palette generator →