my-nvim-setup/lua/file-icons.lua

require "nvim-web-devicons".setup {
    override = {
        html = {
            icon = "",
            color = "#DE8C92",
            name = "html"
        },
        css = {
            icon = "",
            color = "#61afef",
            name = "css"
        },
        js = {
            icon = "",
            color = "#EBCB8B",
            name = "js"
        },
        ts = {
            icon = "ﯤ",
            color = "#519ABA",
            name = "ts"
        },
        kt = {
            icon = "󱈙",
            color = "#ffcb91",
            name = "kt"
        },
        png = {
            icon = " ",
            color = "#BD77DC",
            name = "png"
        },
        jpg = {
            icon = " ",
            color = "#BD77DC",
            name = "jpg"
        },
        jpeg = {
            icon = " ",
            color = "#BD77DC",
            name = "jpeg"
        },
        mp3 = {
            icon = "",
            color = "#C8CCD4",
            name = "mp3"
        },
        mp4 = {
            icon = "",
            color = "#C8CCD4",
            name = "mp4"
        },
        out = {
            icon = "",
            color = "#C8CCD4",
            name = "out"
        },
        Dockerfile = {
            icon = "",
            color = "#b8b5ff",
            name = "Dockerfile"
        },
        rb = {
            icon = "",
            color = "#ff75a0",
            name = "rb"
        },
        vue = {
            icon = "﵂",
            color = "#7eca9c",
            name = "vue"
        },
        py = {
            icon = "",
            color = "#a7c5eb",
            name = "py"
        },
        toml = {
            icon = "",
            color = "#61afef",
            name = "toml"
        },
        lock = {
            icon = "",
            color = "#DE6B74",
            name = "lock"
        },
        zip = {
            icon = "",
            color = "#EBCB8B",
            name = "zip"
        },
        xz = {
            icon = "",
            color = "#EBCB8B",
            name = "xz"
        },
        deb = {
            icon = "",
            color = "#a3b8ef",
            name = "deb"
        },
        rpm = {
            icon = "",
            color = "#fca2aa",
            name = "rpm"
        }
    }
}