Color3Library-OpenComputers

local color3 = {} -- more human readable and simpler way than guessing hex

function color3.getHexFromRGB(rgb)
    local hexadecimal = "0x"

    for i, value in pairs(rgb) do
        local hex = ''

        while value > 0 do
            local index = math.fmod(value, 16) + 1
            value = math.floor(value / 16)
            hex = string.sub("0123456789ABCDEF", index, index) .. hex
        end

        if (string.len(hex) == 0) then
            hex = "00"
        elseif (string.len(hex) == 1) then
            hex = "0" .. hex
        end

        hexadecimal = hexadecimal .. hex
    end

    return tonumber(hexadecimal)
end

function color3.getRGBFromHSV(hsv)
    local r, g, b
    local h, s, v = hsv[1], hsv[2], hsv[3]

    local i = math.floor(h * 6)
    local f = h * 6 - i
    local p = v * (1 - s)
    local q = v * (1 - f * s)
    local t = v * (1 - (1 - f) * s)

    i = i % 6

    if i == 0 then r, g, b = v, t, p
    elseif i == 1 then r, g, b = q, v, p
    elseif i == 2 then r, g, b = p, v, t
    elseif i == 3 then r, g, b = p, q, v
    elseif i == 4 then r, g, b = t, p, v
    elseif i == 5 then r, g, b = v, p, q
    end

    return color3.fromRGB(math.floor(r * 255), math.floor(g * 255), math.floor(b * 255))
end

function color3.new(redPercentile, greenPercentile, bluePercentile)
    return color3.getHexFromRGB({ redPercentile * 255, greenPercentile * 255, bluePercentile * 255 })
end

function color3.fromHSV(hue, saturation, value)
    return color3.getRGBFromHSV({ hue, saturation, value })
end

function color3.fromRGB(red, green, blue)
    return color3.getHexFromRGB({ red, green, blue })
end

return color3