verb

to become black, or to make something become black

verb

to gradually lose colour, for example because of being in the sun

verb

if the colour in clothing, paper etc bleeds, it accidentally spreads

verb

to start to have more colour or light

verb

to become a different colour

verb

if a colour deepens, it becomes darker

verb

if the colour of something fades, or if something fades it, it gradually becomes paler

verb

to become grey in colour

verb

to become brighter or lighter in colour, or to make something brighter or lighter in colour

verb

if colours mellow, or if something mellows them, they become softer, warmer, and less bright

verb

to become lighter in colour

verb

to become red, or to make something become red

verb

if a piece of clothing or a colour runs, the colour spreads when you wash it

verb

if metal tarnishes, or if something tarnishes it, it starts to lose colour and become less shiny

verb

to change and become another colour

verb

to become pale or white, or to make something pale or white

verb

to become less white and more yellow, for example because of age or damage by the sun

verb