---
title: "Lightbulb Icon | Free Download PNG & SVG | Core Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/lightbulb--23570
canonical_url: "https://www.streamlinehq.com/icons/download/lightbulb--23570"
summary: "Minimal line icon of a bulb outline with base and bottom bar. Used for ideas, tips, and lighting controls."
---

# Lightbulb icon

The Lightbulb icon shows a rounded bulb outline with a short base and detached horizontal bar below. Drawn in the line style on a 14px grid with a 1px stroke, it keeps the essential form open and clear at small sizes. Use it for idea prompts, tips, lighting controls, innovation features, and energy-saving interfaces. It belongs to Core Line set in the Core family.

## Preview

![Minimal line icon of a bulb outline with base and bottom bar. Used for ideas, tips, and lighting controls.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/lighting/lightbulb-a7cjh2je3uenb19coxcqr.png/lightbulb-sn6kc6yin8ez2ozfvxf1q.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Lightbulb
- **Type**: Icon
- **Set**: [Core Line](/icons/core-line.md) — Core is the Helvetica of icons. Each icon is stripped to its essential form and has generous inner spacing. The Line variant offers a clean, minimalist approach with consistent line weights.
- **Family**: [Core](/icons/core-sets.md) — Minimal icons
- **Style**: Line, Minimal, Stroke, Wireframe
- **Category**: Interface Essential › Lighting
- **Default size**: 14px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: lightbulb, idea, innovation, creativity, energy, power, concept, bulb, lamp, bright

## Download

- [Download Lightbulb on Streamline](https://www.streamlinehq.com/icons/download/lightbulb--23570)

## Also available in other styles

- [Lightbulb — Core Remix](/icons/download/lightbulb--28899.md) (Pro)
- [Lightbulb — Core Solid](/icons/download/lightbulb--23723.md) (Pro)
- [Lightbulb — Core Neon](/icons/download/lightbulb--30580.md) (Pro)
- [Lightbulb — Core Gradient](/icons/download/lightbulb--28286.md) (Pro)
- [Lightbulb — Core Flat](/icons/download/lightbulb--23974.md) (Pro)
- [Lightbulb — Core Duo](/icons/download/lightbulb--24056.md) (Pro)
- [Lightbulb — Core Pop](/icons/download/lightbulb--31479.md) (Pro)

---

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