View Source ExTDLib.Method.SetProfileAccentColor (ExTDLib v0.0.4)

Changes accent color and background custom emoji for profile of the current user; for Telegram Premium users only. Returns object_ptr<Ok>.

NameTypeDescription
profile_accent_color_idnumberIdentifier of the accent color to use for profile; pass -1 if none.
profile_background_custom_emoji_idstringIdentifier of a custom emoji to be shown in the on the user's profile photo background; 0 if none.

More details on telegram's documentation.