Electric Yellow

HEX: #FFFF33 | Modern Palette

On White
1.07:1
FAIL
On Black
19.60:1
PASS

Color Specifications

HEX
#FFFF33
RGB
255, 255, 51
HSL
60°, 80% ,100%
CMYK
0, 0, 80, 0

About Electric Yellow

Electric Yellow (#FFFF33) is a color with RGB(255, 255, 51) and HSL(60°, 80%, 100%). It is commonly associated with Playful moods. In design, it fits Warm styles and is suitable for Text, Button, Background. Its complementary color is #3333FF, which creates strong contrast. Its triadic palette includes #33FFFF and #FF33FF. The name comes from Electric Yellow (English).

  • HEX: #FFFF33
  • RGB: 255, 255, 51
  • HSL: 60°, 80%, 100%
  • Mood: Playful
  • Style: Warm
  • Use case: Text, Button, Background
  • Complementary color: #3333FF
  • Triadic colors: #33FFFF, #FF33FF
  • The name comes from Electric Yellow (English).

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 #FFFF33 from deepest shade to lightest tint.

Color Characteristics

Mood
Playful
Style
Warm
Use case
Text Button Background

Accessibility Simulation

Deuteranopia #FFFF33
Protanopia #FFFF33
Tritanopia #FFF1F1
Achromatopsia #F7F7F7

Frequently Asked Questions

Electric Yellow (#FFFF33) is a color with RGB(255, 255, 51) and HSL(60°, 80%, 100%).

#FFFF33 pairs strongly with #3333FF as its complementary color. It can also be used with neutral tones for balanced UI and design layouts.

#FFFF33 is suitable for Text, Button, Background and works well with Warm styles.

#FFFF33 is commonly associated with Playful.

The name Electric Yellow is linked to Electric Yellow from English, meaning A vivid, bright shade of yellow, often associated with high energy or artificial light..

Name, History & Etymology

Origin Word Electric Yellow
Meaning A vivid, bright shade of yellow, often associated with high energy or artificial light.
Language English
First Recorded Use Late 20th Century

History

The term 'electric' as a color modifier became common with the advent of synthetic dyes and pigments that could produce colors far more vibrant than natural ones. It was particularly prevalent in the 1980s and 1990s with the rise of neon colors in fashion and rave culture. 'Electric Yellow' (or similar terms like 'neon yellow') describes a color that is almost fluorescent, reminiscent of the glow of an electric light or a high-visibility safety color. The hex code #ffff33 is a very pure, bright yellow, bordering on the 'electric' intensity.

First Recorded Use

The exact first use is difficult to pinpoint, but the 'electric' prefix for colors gained popularity in the latter half of the 20th century to describe exceptionally bright or neon shades, particularly in fashion, art, and design. 'Electric yellow' specifically likely emerged as a descriptor for very intense, almost glowing yellows.

Cultural Associations

Electric yellow is often associated with high energy, youthfulness, modernity, and sometimes artificiality. It's frequently used in sports apparel, safety gear (due to its high visibility), and contemporary design to create a striking and attention-grabbing effect. In some contexts, it can evoke a sense of urgency or excitement. It's a color that stands out and is rarely subtle.

Similar Named Colors
Daffodil #FFFF31 ΔE 0.10
Yellow (RYB) #FEFE33 ΔE 0.21
Laser Lemon #FEFE22 ΔE 0.68
Lemon Glacier #FDFF00 ΔE 1.34

Code Snippets

/* Background */
.element {
    background-color: #FFFF33;
}

/* Text */
.element {
    color: #FFFF33;
}

/* Border */
.element {
    border: 1px solid #FFFF33;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #FFFF33,
        #FFFFFF
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #FFFF33,
        #FFFFFF
    );
}

// SCSS variable
$electric-yellow: #FFFF33;

// With RGB channels (useful for rgba() usage)
$electric-yellow-r: 255;
$electric-yellow-g: 255;
$electric-yellow-b: 51;

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