Box Shadow CSS Generator
Build box shadows visually with live preview and copy CSS code
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About Box Shadow CSS Generator
Design Beautiful Box Shadows Without Guessing CSS Values
A well-crafted box shadow can elevate a flat design into something that feels tactile and layered. But getting the right combination of offset, blur, spread, and colour by typing raw CSS values is a tedious process of trial and error. The Box Shadow CSS Generator replaces guesswork with visual controls, letting you drag sliders and see the shadow update on a live preview card until it looks exactly the way you want it.
Understanding the box-shadow Property
The CSS box-shadow property accepts up to six values: horizontal offset, vertical offset, blur radius, spread radius, colour, and an optional inset keyword. Each parameter influences the shadow appearance in a different way, and their interaction is not always intuitive. A large blur with zero spread creates a soft ambient glow. A small blur with a large offset creates a hard directional shadow. The Box Shadow CSS Generator helps you explore these interactions visually so you develop an instinct for which values produce which effects.
Multiple Shadow Layers
Modern design trends often use multiple layered shadows to create depth that feels natural and realistic. A single box-shadow rarely looks convincing on its own. The Box Shadow CSS Generator lets you add multiple shadow layers, each with independent controls for offset, blur, spread, colour, and opacity. Stack a tight, dark shadow close to the element with a wide, soft shadow further away and the result mimics how real-world objects cast shadows under diffused lighting. The tool concatenates all layers into a single CSS declaration separated by commas.
Inset Shadows for Pressed and Engraved Effects
By toggling the inset option, the shadow renders inside the element rather than outside it. This creates a pressed-in or engraved look that is popular for form inputs, toggle buttons, and neumorphic design styles. The Box Shadow CSS Generator lets you combine inset and outset shadows on the same element, which is the key to achieving the soft, embossed aesthetic that neumorphism is known for.
Colour and Opacity Controls
Shadow colour has a massive impact on the overall feel. A pure black shadow looks harsh and artificial, while a shadow tinted with the background colour or the element own colour looks integrated and natural. The tool provides a full colour picker alongside an opacity slider, making it easy to fine-tune the shadow until it blends seamlessly with your design palette. You can also enter hex, RGB, or HSL values directly for precise brand colour matching.
Live Preview with Custom Element Styling
The preview card in the Box Shadow CSS Generator is customisable. Change the background colour of the card and the page behind it to simulate how the shadow will look in your actual design context. A shadow that looks great on a white background might need adjustment on a dark or coloured background. Testing in context saves you from copying CSS only to discover it does not work in your layout.
Presets for Quick Starting Points
The tool ships with a library of popular shadow presets: Material Design elevation levels, soft UI shadows, sharp retro shadows, coloured glow effects, and more. Click a preset to load its values, then adjust from there. This is much faster than starting from scratch, especially when you want a shadow style that is known to look good and just need to tweak it to match your colour scheme.
Copy and Go
Once you have crafted the perfect shadow, click the copy button to grab the complete box-shadow CSS declaration. It is clean, standard CSS with no prefixes needed since box-shadow is supported by every modern browser. Paste it into your stylesheet, Tailwind config, or styled-component and you are done. The Box Shadow CSS Generator is free, private, and runs entirely in your browser.