Run it
Copy the script and paste it into your executor.
local Lighting = game:GetService("Lighting")
local colorCorrection = Lighting:FindFirstChild("ExtremeDesaturation") or Instance.new("ColorCorrectionEffect")
colorCorrection.Name = "ExtremeDesaturation"
colorCorrection.Parent = Lighting
colorCorrection.Saturation = 1.3 -- 0 > Normal saturation level
colorCorrection.Enabled = trueChanges the color saturation level.

Universal