Ochre (/ ˈ oʊ k ər / OH-kər; from Ancient Greek ὤχρα (ṓkhra), from ὠχρός (ōkhrós) ' pale '), iron ochre, or ocher in American English, is a natural clay earth pigment, a mixture of ferric oxide and varying amounts of clay and sand. [2] It ranges in colour from yellow to deep orange or brown.

2019年12月3日 · Ochre is a series of brown, yellow and red colors that are produced by clay pigments that contain ferric oxide, also known as rust. These are amongst the first pigments that were used by humans. For example, they appear in the Blombos cave drawings that are around 75,000 years old. The following are common types of ochre color.

Ochre, a native earth colored with hydrated iron oxide. It varies in color from pale yellow to deep red, brown, and violet. There are two kinds: one has a clayey basis, while the other is a chalky earth.

2022年10月4日 · Below are a few shades of ochre, along with the color ochre hex codes, which are what you can use to identify a color online. The yellow ochre color is a natural pigment that occurs in nature and is made from clay, a hydrated type of iron oxide, which is called limonite, and other materials.

2019年7月3日 · Ochre (rarely spelled ocher and often referred to as yellow ochre) is one of a variety of forms of iron oxide which are described as earth-based pigments.

2018年11月20日 · Artists have been painting with ocher, a naturally occurring pigment, for hundreds of thousands of years. Their masterpieces range from prehistoric, ocher-pigmented images on cave walls to...

The color ochre is an earthy yellow-orange pigment used for centuries in many cultures for a variety of purposes. It has long been seen as a symbol of life and fertility, with red ochre being particularly important in many rituals.

«Ochre» is the name given to an earthy mineral consisting of hydrated iron oxide, which can be found mixed with clay in nature, and which is commonly a yellowish, orange or reddish colour.

Ochre (also spelled in North America as Ocher) isn’t one distinct color. Rather, it’s a family of colors produced by clay pigments which contain hydrated ferric oxide (commonly known as rust). It mostly occurs as a yellowish-brown color.

2025年1月29日 · Ochre is a complex pigment, composed of a combination of colors. The primary colors that make up ochre are: These colors combine in varying proportions to produce the characteristic ochre hue. The exact composition can affect the color’s intensity, warmth, and overall appearance.