A color chart or color reference card is a flat, physical object that has many different color samples present. They can be available as a single-page chart, or in the form of swatchbooks or color-matching fans.
Color chips or color samples from a plastic pellet manufacturer that enables customers to evaluate the color range as molded objects to see final effects
ColorChecker Color Rendition Chart
This is an IT8 color target made in EGM Laboratories in Barcelona, Spain. It has a very big gamut, slightly bigger than the ProPhoto color space.
Pier Andrea Saccardo's chromotaxy scale
Pantone LLC is an American limited liability company headquartered in Carlstadt, New Jersey, and best known for its Pantone Matching System (PMS), a proprietary color space used in a variety of industries, notably graphic design, fashion design, product design, printing, and manufacturing and supporting the management of color from design to production, in physical and digital formats, among coated and uncoated materials, cotton, polyester, nylon and plastics.
A logo commissioned by the Government of Singapore to celebrate the 50th anniversary of the nation's independence. The usage instructions for the logo described it as being in Pantone Red 032 and White.
from Yellow to Orange
from Orange to Red