Dark yellow and Platinum

Platinum and dark yellow are semantically related. In some cases you can use "Platinum" instead an adjective phrase "Dark yellow".

Platinum noun - A heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits.

Dark yellow and platinum are semantically related. You can use "Dark yellow" instead an adjective "Platinum".