Implementation
final List<List> CLUT = [
[0, '000000'],
[1, '800000'],
[2, '008000'],
[3, '808000'],
[4, '000080'],
[5, '800080'],
[6, '008080'],
[7, 'c0c0c0'],
[8, '808080'],
[9, 'ff0000'],
[10, '00ff00'],
[11, 'ffff00'],
[12, '0000ff'],
[13, 'ff00ff'],
[14, '00ffff'],
[15, 'ffffff'],
[16, '000000'],
[17, '00005f'],
[18, '000087'],
[19, '0000af'],
[20, '0000d7'],
[21, '0000ff'],
[22, '005f00'],
[23, '005f5f'],
[24, '005f87'],
[25, '005faf'],
[26, '005fd7'],
[27, '005fff'],
[28, '008700'],
[29, '00875f'],
[30, '008787'],
[31, '0087af'],
[32, '0087d7'],
[33, '0087ff'],
[34, '00af00'],
[35, '00af5f'],
[36, '00af87'],
[37, '00afaf'],
[38, '00afd7'],
[39, '00afff'],
[40, '00d700'],
[41, '00d75f'],
[42, '00d787'],
[43, '00d7af'],
[44, '00d7d7'],
[45, '00d7ff'],
[46, '00ff00'],
[47, '00ff5f'],
[48, '00ff87'],
[49, '00ffaf'],
[50, '00ffd7'],
[51, '00ffff'],
[52, '5f0000'],
[53, '5f005f'],
[54, '5f0087'],
[55, '5f00af'],
[56, '5f00d7'],
[57, '5f00ff'],
[58, '5f5f00'],
[59, '5f5f5f'],
[60, '5f5f87'],
[61, '5f5faf'],
[62, '5f5fd7'],
[63, '5f5fff'],
[64, '5f8700'],
[65, '5f875f'],
[66, '5f8787'],
[67, '5f87af'],
[68, '5f87d7'],
[69, '5f87ff'],
[70, '5faf00'],
[71, '5faf5f'],
[72, '5faf87'],
[73, '5fafaf'],
[74, '5fafd7'],
[75, '5fafff'],
[76, '5fd700'],
[77, '5fd75f'],
[78, '5fd787'],
[79, '5fd7af'],
[80, '5fd7d7'],
[81, '5fd7ff'],
[82, '5fff00'],
[83, '5fff5f'],
[84, '5fff87'],
[85, '5fffaf'],
[86, '5fffd7'],
[87, '5fffff'],
[88, '870000'],
[89, '87005f'],
[90, '870087'],
[91, '8700af'],
[92, '8700d7'],
[93, '8700ff'],
[94, '875f00'],
[95, '875f5f'],
[96, '875f87'],
[97, '875faf'],
[98, '875fd7'],
[99, '875fff'],
[100, '878700'],
[101, '87875f'],
[102, '878787'],
[103, '8787af'],
[104, '8787d7'],
[105, '8787ff'],
[106, '87af00'],
[107, '87af5f'],
[108, '87af87'],
[109, '87afaf'],
[110, '87afd7'],
[111, '87afff'],
[112, '87d700'],
[113, '87d75f'],
[114, '87d787'],
[115, '87d7af'],
[116, '87d7d7'],
[117, '87d7ff'],
[118, '87ff00'],
[119, '87ff5f'],
[120, '87ff87'],
[121, '87ffaf'],
[122, '87ffd7'],
[123, '87ffff'],
[124, 'af0000'],
[125, 'af005f'],
[126, 'af0087'],
[127, 'af00af'],
[128, 'af00d7'],
[129, 'af00ff'],
[130, 'af5f00'],
[131, 'af5f5f'],
[132, 'af5f87'],
[133, 'af5faf'],
[134, 'af5fd7'],
[135, 'af5fff'],
[136, 'af8700'],
[137, 'af875f'],
[138, 'af8787'],
[139, 'af87af'],
[140, 'af87d7'],
[141, 'af87ff'],
[142, 'afaf00'],
[143, 'afaf5f'],
[144, 'afaf87'],
[145, 'afafaf'],
[146, 'afafd7'],
[147, 'afafff'],
[148, 'afd700'],
[149, 'afd75f'],
[150, 'afd787'],
[151, 'afd7af'],
[152, 'afd7d7'],
[153, 'afd7ff'],
[154, 'afff00'],
[155, 'afff5f'],
[156, 'afff87'],
[157, 'afffaf'],
[158, 'afffd7'],
[159, 'afffff'],
[160, 'd70000'],
[161, 'd7005f'],
[162, 'd70087'],
[163, 'd700af'],
[164, 'd700d7'],
[165, 'd700ff'],
[166, 'd75f00'],
[167, 'd75f5f'],
[168, 'd75f87'],
[169, 'd75faf'],
[170, 'd75fd7'],
[171, 'd75fff'],
[172, 'd78700'],
[173, 'd7875f'],
[174, 'd78787'],
[175, 'd787af'],
[176, 'd787d7'],
[177, 'd787ff'],
[178, 'd7af00'],
[179, 'd7af5f'],
[180, 'd7af87'],
[181, 'd7afaf'],
[182, 'd7afd7'],
[183, 'd7afff'],
[184, 'd7d700'],
[185, 'd7d75f'],
[186, 'd7d787'],
[187, 'd7d7af'],
[188, 'd7d7d7'],
[189, 'd7d7ff'],
[190, 'd7ff00'],
[191, 'd7ff5f'],
[192, 'd7ff87'],
[193, 'd7ffaf'],
[194, 'd7ffd7'],
[195, 'd7ffff'],
[196, 'ff0000'],
[197, 'ff005f'],
[198, 'ff0087'],
[199, 'ff00af'],
[200, 'ff00d7'],
[201, 'ff00ff'],
[202, 'ff5f00'],
[203, 'ff5f5f'],
[204, 'ff5f87'],
[205, 'ff5faf'],
[206, 'ff5fd7'],
[207, 'ff5fff'],
[208, 'ff8700'],
[209, 'ff875f'],
[210, 'ff8787'],
[211, 'ff87af'],
[212, 'ff87d7'],
[213, 'ff87ff'],
[214, 'ffaf00'],
[215, 'ffaf5f'],
[216, 'ffaf87'],
[217, 'ffafaf'],
[218, 'ffafd7'],
[219, 'ffafff'],
[220, 'ffd700'],
[221, 'ffd75f'],
[222, 'ffd787'],
[223, 'ffd7af'],
[224, 'ffd7d7'],
[225, 'ffd7ff'],
[226, 'ffff00'],
[227, 'ffff5f'],
[228, 'ffff87'],
[229, 'ffffaf'],
[230, 'ffffd7'],
[231, 'ffffff'],
[232, '080808'],
[233, '121212'],
[234, '1c1c1c'],
[235, '262626'],
[236, '303030'],
[237, '3a3a3a'],
[238, '444444'],
[239, '4e4e4e'],
[240, '585858'],
[241, '626262'],
[242, '6c6c6c'],
[243, '767676'],
[244, '808080'],
[245, '8a8a8a'],
[246, '949494'],
[247, '9e9e9e'],
[248, 'a8a8a8'],
[249, 'b2b2b2'],
[250, 'bcbcbc'],
[251, 'c6c6c6'],
[252, 'd0d0d0'],
[253, 'dadada'],
[254, 'e4e4e4'],
[255, 'eeeeee'],
];
