Green

HEX: #00FF00 | Modern Palette

On White
1.37:1
FAIL
On Black
15.30:1
PASS

Color Specifications

HEX
#00FF00
RGB
0, 255, 0
HSL
120°, 100% ,50%
CMYK
100, 0, 100, 0

About Green

Green (#00FF00) is a color with RGB(0, 255, 0) and HSL(120°, 100%, 50%). It is commonly associated with Bold moods. In design, it fits Vivid, Cool styles and is suitable for Text, Button, Accent. Its complementary color is Magenta (#FF00FF), which creates strong contrast. Its triadic palette includes Blue (#0000FF) and Red (#FF0000). The name comes from *grōnijaz (Proto-Germanic).

  • HEX: #00FF00
  • RGB: 0, 255, 0
  • HSL: 120°, 100%, 50%
  • Mood: Bold
  • Style: Vivid, Cool
  • Use case: Text, Button, Accent
  • Complementary color: Magenta (#FF00FF)
  • Triadic colors: Blue (#0000FF), Red (#FF0000)
  • The name comes from *grōnijaz (Proto-Germanic).

Live Components

LIGHT
DARK
System Notification Box

Color Palettes

Monochromatic Five tones of the same hue — a reliable scale for backgrounds, surfaces, and text.
Neutral + Accent Four near-neutral tones grounded by a saturated accent — clean and versatile for UI.
Analogous Five hues drifting across a 60° arc — naturally harmonious and pleasing to the eye.
3 + 1 + 1 Three analogous base colors, one complementary accent, one dark anchor — bold yet balanced.

Color Harmonies

Complementary

The color directly opposite on the color wheel — creates maximum contrast and vibrance.

Analogous

Colors adjacent on the wheel — naturally harmonious and pleasing to the eye.

Triadic

Three colors equally spaced 120° apart — bold, balanced, and visually rich.

Split-Complementary

Two colors flanking the complement — high contrast with less tension than full complementary.

Tetradic (Square)

Four colors at 90° intervals — rich variety, best when one color dominates.

Monochromatic

Shades and tints of the same hue — cohesive, elegant, and easy to work with.

Shades & Tints

A seamless scale of #00FF00 from deepest shade to lightest tint.

Color Characteristics

Mood
Bold
Style
Vivid Cool
Use case
Text Button Accent

Accessibility Simulation

Deuteranopia #DBDB29
Protanopia #F2F200
Tritanopia #66F0F0
Achromatopsia #DCDCDC

Frequently Asked Questions

Green (#00FF00) is a color with RGB(0, 255, 0) and HSL(120°, 100%, 50%).

#00FF00 pairs strongly with Magenta (#FF00FF) as its complementary color. It can also be used with neutral tones for balanced UI and design layouts.

#00FF00 is suitable for Text, Button, Accent and works well with Vivid, Cool styles.

#00FF00 is commonly associated with Bold.

The name Green is linked to *grōnijaz from Proto-Germanic, meaning growing, green.

Name, History & Etymology

Origin Word *grōnijaz
Meaning growing, green
Language Proto-Germanic
First Recorded Use Old English

History

The word 'green' has deep roots in Indo-European languages, stemming from a root meaning 'to grow' or 'to sprout'. In Old English, it was 'grēne', directly related to 'growan' (to grow). This connection to growth and vegetation has been central to its meaning throughout history. It has consistently been used to describe the color of plants, leaves, and unripened fruit. Over time, its semantic range expanded to include concepts like youth, inexperience, envy, and environmentalism.

First Recorded Use

Before 900 AD

Cultural Associations

Green is widely associated with nature, spring, fertility, and rebirth across many cultures. In Western cultures, green can symbolize luck (e.g., four-leaf clover), money (U.S. dollar bills), and envy ('green with envy'). It is the sacred color of Islam, representing paradise. In Ireland, green is strongly linked to the national identity and St. Patrick's Day. In traffic lights, green signifies 'go' or permission. The modern environmental movement has adopted green as its primary color, symbolizing sustainability and ecological awareness.

Similar Named Colors
Neon Green #39FF14 ΔE 0.89
Harlequin #3FFF00 ΔE 1.22
Bright Green #66FF00 ΔE 3.24
Lawn Green #7CFC00 ΔE 4.95

Code Snippets

/* Background */
.element {
    background-color: #00FF00;
}

/* Text */
.element {
    color: #00FF00;
}

/* Border */
.element {
    border: 1px solid #00FF00;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #00FF00,
        #FF00FF
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #00FF00,
        #FF00FF
    );
}

// SCSS variable
$green: #00FF00;

// With RGB channels (useful for rgba() usage)
$green-r: 0;
$green-g: 255;
$green-b: 0;

// Usage
.element {
    background-color: $green;
    color: rgba($green-r, $green-g, $green-b, 0.8);
}