# Add a Smooth 3D Gradient Depth Effect - Materials & Shading That Look Good - Spline Academy (https://spline.design/academy/tutorials/add-a-smooth-3d-gradient-depth-effect)

> In this quick tutorial, you will learn how to achieve a smooth 3D gradient + depth extrusion effect with Spline.

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4. Add a Smooth 3D Gradient Depth Effect

# Add a Smooth 3D Gradient Depth Effect

Lesson 11 of 12Spline 3DBeginner7 min

In this quick tutorial, you will learn how to achieve a smooth 3D gradient + depth extrusion effect with Spline.

## What you’ll learn

1. [0:00Introduction](https://www.youtube.com/watch?v=LY8HvCBvlJo&t=0s)
2. [0:30Extruding the numbers on a plane](https://www.youtube.com/watch?v=LY8HvCBvlJo&t=30s)
3. [2:05Creating the material](https://www.youtube.com/watch?v=LY8HvCBvlJo&t=125s)
4. [3:44Adding more color and details](https://www.youtube.com/watch?v=LY8HvCBvlJo&t=224s)

## Related resources

- [10 Gradient DepthTemplate](https://app.spline.design/academy/tutorials/add-a-smooth-3d-gradient-depth-effect?redirect-duplicate-template-uuid=fef99574-0015-4793-b328-2dab1067286b&is-2d-file=false)
- [3D Modeling ToolsDocument](https://docs.spline.design/designing-in-3-d/3d-modeling-tools)
- [Depth Layer / 3D GradientDocument](https://docs.spline.design/materials-shading/depth-layer-3d-gradient)

## Overview

- Spline 3D
- 7 min
- Beginner

## Up next

[Build a Realistic 3D Planet with Materials & Lighting7 minBeginner](https://spline.design/academy/collections/materials-shading-that-look-good/build-a-realistic-3d-planet-with-materials-lighting)[Continue](https://spline.design/academy/collections/materials-shading-that-look-good/build-a-realistic-3d-planet-with-materials-lighting)

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