CSS Box Shadow Generator

Visually design professional layered shadows. Features an interactive XY canvas, Neumorphic mode, and multi-code export.

CSS & Design, CSS Generators (sub)

Drag to set shadow direction (X & Y offset)

← LeftRight →
Horizontal (X) 4px
Vertical (Y) 8px
Blur Radius 20px
Spread 0px
Opacity 35%
Shadow Color
Bg Color (Neumorphic)
Inset Shadow
Shadow appears inside the element
Layered Organic Pro
5-layer stacked shadows (realistic)
Neumorphic Mode Pro
2 shadows: dark + light from Bg Color

CSS Output

box-shadow: 4px 8px 20px 0px rgba(0,0,0,0.35);

Tailwind CSS

React / Vue Inline

Element Shape

Background

Presets

Tech Specs & Security

Processing: 100% Client-side JS
Max Input Size: Unlimited
Browser Support: Chrome, Firefox, Safari, Edge

What is the CSS Box Shadow Generator?

CSS Box Shadow Generator is a powerful design utility built to help developers and designers craft sophisticated depth effects for web components. Unlike basic tools that only handle a single shadow layer, CSS Box Shadow Generator features an advanced 'Organic' engine that stacks up to five mathematically tuned layers to create a realistic, high-end aesthetic. Whether you are building soft material-designed cards or complex Neumorphic interfaces, CSS Box Shadow Generator provides the tactile controls needed to achieve pixel-perfect results instantly. Processing happens 100% inside your browser, so your design configurations never leave your side.

Layered Organic Shadows

The secret to the high-end look seen on top-tier SaaS landing pages is rarely a single box-shadow rule. Instead, it is usually a stack of multiple shadows with varying spreads and opacities. CSS Box Shadow Generator automates this complex process with one click. By enabling the 'Layered Organic' mode, CSS Box Shadow Generator generates five layers of shadows that decrease in opacity as they expand in blur. This results in a smooth, non-linear falloff that mimics how natural light interacts with physical objects, giving your UI a premium, tangible feel.

Interactive Positioner & Neumorphism

CSS Box Shadow Generator eliminates the guesswork of typing X and Y pixel offsets. The Interactive Shadow Canvas allows you to drag a focal point to move the shadow position intuitively. For those exploring modern design trends, CSS Box Shadow Generator includes a dedicated Neumorphic Mode. This mode syncs your shadow colors with the background color to create the 'Soft UI' look, where elements appear to be pressed into or extruded from the surface using dual-angle light and dark shadows.

Multi-Framework Code Export

Once your design is perfected, CSS Box Shadow Generator provides code snippets ready for any modern development environment. Beside standard CSS, CSS Box Shadow Generator outputs arbitrary-value classes for Tailwind CSS and properly camel-cased objects for React or Vue inline styles. The built-in Persistence feature ensures that CSS Box Shadow Generator remembers your last settings, allowing you to return and tweak your shadows across different sessions without starting from scratch.

How to Use the CSS Box Shadow Generator

1
Position your shadow: use the Interactive Shadow Canvas to drag the shadow to your desired X and Y coordinates.
2
Refine the blur: adjust the Blur Radius slider to soften the edges or set it to zero for a harsh, retro shadow look.
3
Control shadow scale: use the Spread slider to grow or shrink the physical size of the shadow mass.
4
Toggle depth modes: switch between 'Standard' outset shadows or 'Inset' shadows to make an element look sunken into the page.
5
Enable Premium Layering: turn on the 'Organic' toggle to stack 5 layers for a realistic, professional shadow falloff.
6
Sync for Neumorphism: enable Neumorphic mode and pick a background color to generate the trendy 'Soft UI' extruded look.
7
Copy your code: select 'CSS', 'Tailwind', or 'React' and click the one-click copy button to paste the styles into your project.

Shadow Modes Compared

ModeBest ForVisual Style
StandardBasic buttons and containersSingle clean drop shadow
OrganicPremium SaaS cards and modals5-layer realistic falloff
NeumorphicSoft 3D interfacesDual-angle extrusion effect
InsetSearch bars and input fieldsSunken/Depressed look
Sharp RetroBrutalist design schemesSolidno-blur offset shadow

Design Integrity & Performance

While CSS Box Shadow Generator allows for massive blur and spread values, keep in mind that rendering extremely large shadows can impact FPS on mobile devices. CSS Box Shadow Generator prevents invalid CSS outputs by sanitizing all slider inputs in real-time. If you find your shadow is invisible, ensure the 'Opacity' isn't set to 0% and that the 'Shadow Color' provides enough contrast against your chosen 'Background Color'. For the most efficient rendering, CSS Box Shadow Generator recommends using subtle layering instead of very high single-layer blur radii.

Frequently Asked Questions

Does CSS Box Shadow Generator support layering?
Yes! The 'Layered Organic' mode in CSS Box Shadow Generator automatically stacks 5 different shadow values to create a realistic depth effect that a single shadow cannot achieve.
What is Neumorphism in CSS Box Shadow Generator?
Neumorphic mode uses two shadows (one light, one dark) cast at opposite angles to make an element look like it is physically part of the background surface.
Can I use these shadows in Tailwind CSS?
Absolutely. CSS Box Shadow Generator generates arbitrary-value shadow classes (e.g., shadow-[...]) that you can drop directly into your Tailwind project.
Is my design data private?
Yes. CSS Box Shadow Generator is a 100% browser-based tool. Kilotoolkit does not upload your settings to any server; everything remains local to your browser.
How do I make an inner shadow?
In CSS Box Shadow Generator, simply toggle the 'Inset' switch. This adds the 'inset' keyword to the CSS rule, casting the shadow inside the element's border.

Tool Layout Gallery

Interface and Features - CSS Box Shadow Generator
What is the CSS Box Shadow Generator? - CSS Box Shadow Generator
How to Use the CSS Box Shadow Generator - CSS Box Shadow Generator
Technical Specifications - CSS Box Shadow Generator
Shadow Modes Compared - CSS Box Shadow Generator
Design Integrity & Performance - CSS Box Shadow Generator
Frequently Asked Questions about CSS Box Shadow Generator - CSS Box Shadow Generator

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