Reproduction steps:
1. Open the attached “ParticleSystemTest” project
2. Open the “Assets/Scenes/MainScene.unity” Scene
3. Enter the Play Mode
4. In the Game View, click the bottom left button
5. Observe the Player

Expected result: The Player screen smoothly transitions from brown to red color
Actual result: The Player screen smoothly transitions from brown to red color and flashes a bright frame at the end

Reproducible with: 2022.3.23f1, 2023.2.17f1, 6000.0.0b14
Not reproducible with: 2021.3.37f1

Reproducible on:
MacOS Sonoma 14.3.1 (Intel) (Runtime, Buildtime)
VLNQA00372, Samsung SM-G991U (SM-G991U), Android 12, CPU: Snapdragon 888, GPU: Adreno (TM) 660
VLNQA00057, Htc One M9+ (HTC_M9pw), Android 6.0, CPU: MediaTek Helio X10 MT6795T, GPU: PowerVR Rogue G6200
Google Pixel 4a (user’s)

Not reproducible on:
VLNQA00175, Samsung Galaxy Note9 (SM-N960F), Android 10, CPU: Exynos 9 (9810), GPU: Mali-G72
VLNQA00519, Google Pixel 4 (Pixel 4), Android 12, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640
VLNQA00146, Htc 10 (HTC 10), Android 7.0, CPU: Snapdragon 820 MSM8996, GPU: Adreno (TM) 530

Notes:
- The user stated that the reproduction rate increases when WiFi is turned on on the devices and/or the device is under a lot of processing stress
- The reproduction is overall not constant and appears ad hoc