Describe the nature of work against …

White collar work: professional, managerial or administrative work.
Blue: Manual labour
Pink: Work mainly dealt with customer interaction, entertainment, sales, or other service-oriented work
Gold: highly paid skills of senior business executives, government officials, research scientists, financial and legal consultants, etc.
Red: Government workers of all typesGrey: occasionally used to describe elderly individuals working beyond the age of retirement as well as those occupations incorporating elements of both blue- and white-collar work.
Orange: Prison labourers
Yellow: People in the creative field but they may spend time doing both white and blue collar works
Black: workers in the mining or the oil industry.
Green: Worker who are employed in the environmental sectors of the economy