How Print Color output in excel using robot framework?

[Ganesh Madhavan]

*** Variables ***

${WHITE}       "\\033[7m"

${GREY}        "\\033[5m"

${UNDERSCORE}  "\\033[4m"

${RED}         "\\033[31m"

${REDBK}       "\\033[41m"

${BLUE}        "\\033[34m"

${GREEN}       "\\033[32m"

${YELLOW}      "\\033[33m"

${PINK}        "\\033[35m"

*** Test Cases ***

Text color tests

    ${message}=  Evaluate  ${WHITE} "\\nThis is WHITE bagkground Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${GREY} "\\nThis is GREY bagkground Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${REDBK} "\\nThis is RED bagkground Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${UNDERSCORE} "\\nThis is UNDERSCORE bagkground Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${RED} "\\nThis is RED Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${BLUE} "\\nThis is BLUE Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${GREEN} "\\nThis is GREEN Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${YELLOW} "\\nThis is YELLOW Text\\033[0m\\n"

    Log To Console  ${message}

    ${message}=  Evaluate  ${PINK} "\\nThis is PINK Text\\033[0m\\n"

    Log To Console  ${message}

    This code only works in the console but when I'm set cell value I will get the IllegalCharacterError exception. so kindly help me with this.