ɪn kˈɑːmplɛks ɐnˈæləsˌɪs, dəmˈeɪn kˈʌlɚɹɪŋ ɔːɹ ɐ kˈʌlɚ wˈiːl ɡɹˈæf ɪz ɐ tɛknˈiːk fɔːɹ vˈɪʒuːəlˌaɪzɪŋ kˈɑːmplɛks fˈʌŋkʃənz baɪ ɐsˈaɪnɪŋ ɐ kˈʌlɚ tʊ ˈiːtʃ pˈɔɪnt ʌvðə kˈɑːmplɛks plˈeɪn.
In complex analysis, domain coloring or a color wheel graph is a technique for visualizing complex functions by assigning a color to each point of the complex plane.