ðə tɛknˈiːk ʌv jˈuːzɪŋ kəntˈɪnjuːəs kˈʌlɚ tə mˈæp pˈɔɪnts fɹʌm dəmˈeɪn tə kˈoʊdəmˌeɪn ɔːɹ ˈɪmɪdʒ plˈeɪn wʌz jˈuːzd ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti nˈaɪn baɪ dʒˈɔːɹdʒ ˈæbdoʊ ænd pˈɔːl ɡˈɑːdfɹi ænd kˈʌlɚd ɡɹˈɪdz wɜː jˈuːzd ɪn ɡɹˈæfɪks baɪ dˈʌɡ ˈɑːɹnəld ðæt hiː dˈeɪts tə nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən.
The technique of using continuous color to map points from domain to codomain or image plane was used in 1999 by George Abdo and Paul Godfrey and colored grids were used in graphics by Doug Arnold that he dates to 1997.