Colour, light and volume

Vocabulary

Wave

Spectrum

Hue

Value

Saturation

Colour harmony

Colour wheel

Warm colours

Cool colours

Range

Lightness

Darkness

Soft

Shadow

Form shadow

Cast shadow

To hatch

To hatch

Grisalle

Colour is used extensively in all types of art and therefore analysed.

The nature of colour

Light in an electromagnetic wave that transmits energy.

White light is the combina of all the different colours of light.

Codifying colours

Value: the amount of lightness or darkness in a colour

Hue: the specific name given to a colour

Saturation: the pureness of a colour

Colour systems

Munsell system: a three-dimensional shape with three axes that correspond to hue, value and saturation

CIE system: a two-dimensional diagram that shows two qualities of colour: hue and saturation

The colour wheel: a circular diagram that orders pure colours from the light spectrum

Colour harmony

Related colour harmony: combinations of colours close to each other on the colour wheel.

Complem entrary colour harmony: combinations of primary and secondary colours which are opposite each other on the colour wheel

Colour comtrast

Warm colours: fill the space in a work of art and seen closer

Cool colours: close off the space In a work of art, feel heavy and seem to move away from the viewer

Contrasting colours: humans find it easier perceive dark colours against a light background than vice versa.

Light and tonal range

Tonal range is the lever of lightness,darkness or contrast in a composition

High: soft visual effect and light colours.

Low: little light; dark colours and blacks do,Nate

High-contrast: strong, direct light source, areas of intense darkness and marked bright areas

Properties of light

Front light: is in front of the object

Lateral light: is on one side of the object

Overhead light: the light shines straight down from above

Backlight: the light shines from behind the object