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Fixed in 14.0.0

Fixed in 12.1.5



Found in [Package]


Issue ID




The URP/Particles/Unlit Shader is darker in URP 12 and newer compared to URP 11 when using the Premultiply Blend Mode

Package: Scriptable Render Pipeline Universal


How to reproduce:
1. Open the attached project from ""
2. Open Scene "testScene"
3. Observe Game View where the Quads are lit differently

Expected result: Both Quads should have the same brightness
Actual result: The Quad to the left with Shader URP/Particles/Unlit is darker

Reproducible with: 12.0.0 - 13.1.0 (2021.2.0b15 - 2022.1.0a13)
Not reproducible with: 11.0.0 (2021.1)

  1. Resolution Note (fix version 14.0.0):

    Shaders are fixed in URP 14.0.0 for use with Premultiply blend mode

  2. Resolution Note (fix version 12.1.5):

    Fixed in 2021.2.14f1

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