/* cpt-city: dg/ch05m151008 (cpt) A colour scheme for the display of astronomical intensity images, D. A. Green, Bulletin of the Astronomical Society of India, vol.39, pp. 289–295 (2011) author: Dave Green copyright: Public domain, citation requested year: 2011 url: https://phillips.shef.ac.uk/pub/cpt-city/dg */ linear-gradient( 0deg, rgb( 0, 0, 0) 0.000%, rgb( 3, 2, 3) 0.392%, rgb( 6, 4, 6) 0.784%, rgb( 9, 5, 9) 1.177%, rgb( 11, 7, 11) 1.569%, rgb( 14, 8, 14) 1.961%, rgb( 16, 10, 16) 2.353%, rgb( 18, 11, 19) 2.745%, rgb( 20, 12, 21) 3.137%, rgb( 22, 14, 24) 3.529%, rgb( 23, 15, 26) 3.922%, rgb( 25, 16, 28) 4.314%, rgb( 27, 17, 31) 4.706%, rgb( 28, 19, 33) 5.098%, rgb( 30, 20, 36) 5.490%, rgb( 31, 21, 38) 5.882%, rgb( 32, 22, 41) 6.274%, rgb( 33, 24, 43) 6.667%, rgb( 34, 25, 45) 7.059%, rgb( 36, 26, 48) 7.451%, rgb( 36, 28, 50) 7.843%, rgb( 37, 29, 52) 8.235%, rgb( 38, 30, 55) 8.627%, rgb( 39, 32, 57) 9.020%, rgb( 39, 33, 59) 9.412%, rgb( 40, 35, 61) 9.804%, rgb( 41, 36, 63) 10.196%, rgb( 41, 38, 66) 10.588%, rgb( 41, 39, 68) 10.980%, rgb( 42, 41, 70) 11.373%, rgb( 42, 42, 72) 11.765%, rgb( 42, 44, 73) 12.157%, rgb( 43, 46, 75) 12.549%, rgb( 43, 47, 77) 12.941%, rgb( 43, 49, 79) 13.333%, rgb( 43, 51, 80) 13.726%, rgb( 43, 52, 82) 14.118%, rgb( 43, 54, 84) 14.510%, rgb( 43, 56, 85) 14.902%, rgb( 43, 58, 86) 15.294%, rgb( 43, 59, 88) 15.686%, rgb( 42, 61, 89) 16.078%, rgb( 42, 63, 90) 16.471%, rgb( 42, 65, 91) 16.863%, rgb( 42, 67, 92) 17.255%, rgb( 42, 68, 93) 17.647%, rgb( 42, 70, 94) 18.039%, rgb( 41, 72, 95) 18.431%, rgb( 41, 74, 95) 18.823%, rgb( 41, 76, 96) 19.216%, rgb( 41, 78, 96) 19.608%, rgb( 41, 80, 97) 20.000%, rgb( 41, 81, 97) 20.392%, rgb( 41, 83, 97) 20.784%, rgb( 40, 85, 98) 21.177%, rgb( 40, 87, 98) 21.569%, rgb( 40, 89, 98) 21.961%, rgb( 40, 91, 98) 22.353%, rgb( 40, 93, 98) 22.745%, rgb( 41, 94, 98) 23.137%, rgb( 41, 96, 97) 23.529%, rgb( 41, 98, 97) 23.922%, rgb( 41, 100, 97) 24.314%, rgb( 41, 101, 96) 24.706%, rgb( 42, 103, 96) 25.098%, rgb( 42, 105, 95) 25.490%, rgb( 42, 107, 95) 25.882%, rgb( 43, 108, 94) 26.274%, rgb( 43, 110, 93) 26.667%, rgb( 44, 111, 92) 27.059%, rgb( 45, 113, 92) 27.451%, rgb( 46, 114, 91) 27.843%, rgb( 46, 116, 90) 28.235%, rgb( 47, 117, 89) 28.628%, rgb( 48, 119, 88) 29.020%, rgb( 49, 120, 87) 29.412%, rgb( 50, 122, 86) 29.804%, rgb( 52, 123, 85) 30.196%, rgb( 53, 124, 84) 30.588%, rgb( 54, 125, 83) 30.980%, rgb( 56, 127, 82) 31.372%, rgb( 57, 128, 81) 31.765%, rgb( 59, 129, 80) 32.157%, rgb( 60, 130, 79) 32.549%, rgb( 62, 131, 78) 32.941%, rgb( 64, 132, 77) 33.333%, rgb( 66, 133, 76) 33.725%, rgb( 68, 134, 76) 34.118%, rgb( 70, 134, 75) 34.510%, rgb( 72, 135, 74) 34.902%, rgb( 74, 136, 73) 35.294%, rgb( 76, 137, 72) 35.686%, rgb( 78, 137, 71) 36.078%, rgb( 81, 138, 71) 36.471%, rgb( 83, 138, 70) 36.863%, rgb( 85, 139, 69) 37.255%, rgb( 88, 139, 69) 37.647%, rgb( 90, 140, 68) 38.039%, rgb( 93, 140, 68) 38.431%, rgb( 96, 141, 68) 38.824%, rgb( 98, 141, 67) 39.216%, rgb(101, 141, 67) 39.608%, rgb(104, 141, 67) 40.000%, rgb(107, 142, 67) 40.392%, rgb(110, 142, 67) 40.784%, rgb(113, 142, 67) 41.176%, rgb(115, 142, 67) 41.569%, rgb(118, 142, 67) 41.961%, rgb(121, 142, 68) 42.353%, rgb(124, 142, 68) 42.745%, rgb(127, 142, 68) 43.137%, rgb(130, 142, 69) 43.529%, rgb(133, 142, 70) 43.922%, rgb(136, 142, 70) 44.314%, rgb(139, 142, 71) 44.706%, rgb(143, 142, 72) 45.098%, rgb(146, 142, 73) 45.490%, rgb(149, 142, 74) 45.882%, rgb(152, 141, 76) 46.275%, rgb(154, 141, 77) 46.667%, rgb(157, 141, 78) 47.059%, rgb(160, 141, 80) 47.451%, rgb(163, 141, 81) 47.843%, rgb(166, 140, 83) 48.235%, rgb(169, 140, 85) 48.627%, rgb(172, 140, 87) 49.020%, rgb(174, 140, 88) 49.412%, rgb(177, 140, 90) 49.804%, rgb(180, 139, 93) 50.196%, rgb(182, 139, 95) 50.588%, rgb(185, 139, 97) 50.980%, rgb(187, 139, 99) 51.373%, rgb(190, 139, 102) 51.765%, rgb(192, 139, 104) 52.157%, rgb(195, 139, 107) 52.549%, rgb(197, 139, 109) 52.941%, rgb(199, 139, 112) 53.333%, rgb(201, 139, 115) 53.725%, rgb(203, 139, 117) 54.118%, rgb(205, 139, 120) 54.510%, rgb(207, 139, 123) 54.902%, rgb(209, 139, 126) 55.294%, rgb(210, 139, 129) 55.686%, rgb(212, 139, 132) 56.078%, rgb(214, 139, 135) 56.471%, rgb(215, 139, 138) 56.863%, rgb(216, 140, 141) 57.255%, rgb(218, 140, 144) 57.647%, rgb(219, 140, 147) 58.039%, rgb(220, 140, 150) 58.431%, rgb(221, 141, 153) 58.824%, rgb(222, 141, 156) 59.216%, rgb(223, 142, 160) 59.608%, rgb(224, 142, 163) 60.000%, rgb(224, 143, 166) 60.392%, rgb(225, 143, 169) 60.784%, rgb(226, 144, 172) 61.176%, rgb(226, 145, 175) 61.569%, rgb(226, 146, 178) 61.961%, rgb(227, 146, 181) 62.353%, rgb(227, 147, 184) 62.745%, rgb(227, 148, 187) 63.137%, rgb(227, 149, 190) 63.529%, rgb(227, 150, 193) 63.922%, rgb(227, 151, 196) 64.314%, rgb(227, 152, 199) 64.706%, rgb(227, 153, 201) 65.098%, rgb(227, 154, 204) 65.490%, rgb(226, 155, 207) 65.882%, rgb(226, 156, 209) 66.275%, rgb(225, 157, 212) 66.667%, rgb(225, 159, 214) 67.059%, rgb(225, 160, 217) 67.451%, rgb(224, 161, 219) 67.843%, rgb(223, 163, 221) 68.235%, rgb(223, 164, 223) 68.627%, rgb(222, 165, 226) 69.020%, rgb(221, 167, 228) 69.412%, rgb(221, 168, 230) 69.804%, rgb(220, 170, 231) 70.196%, rgb(219, 171, 233) 70.588%, rgb(218, 173, 235) 70.980%, rgb(217, 175, 237) 71.373%, rgb(217, 176, 238) 71.765%, rgb(216, 178, 240) 72.157%, rgb(215, 179, 241) 72.549%, rgb(214, 181, 242) 72.941%, rgb(213, 183, 243) 73.333%, rgb(212, 184, 245) 73.725%, rgb(211, 186, 246) 74.118%, rgb(211, 188, 247) 74.510%, rgb(210, 189, 247) 74.902%, rgb(209, 191, 248) 75.294%, rgb(208, 193, 249) 75.686%, rgb(208, 194, 250) 76.078%, rgb(207, 196, 250) 76.471%, rgb(206, 198, 251) 76.863%, rgb(206, 199, 251) 77.255%, rgb(205, 201, 251) 77.647%, rgb(204, 203, 252) 78.039%, rgb(204, 204, 252) 78.431%, rgb(203, 206, 252) 78.823%, rgb(203, 208, 252) 79.216%, rgb(203, 209, 252) 79.608%, rgb(202, 211, 252) 80.000%, rgb(202, 212, 252) 80.392%, rgb(202, 214, 252) 80.784%, rgb(202, 215, 252) 81.177%, rgb(202, 217, 252) 81.569%, rgb(201, 218, 251) 81.961%, rgb(202, 220, 251) 82.353%, rgb(202, 221, 251) 82.745%, rgb(202, 223, 250) 83.137%, rgb(202, 224, 250) 83.529%, rgb(202, 225, 250) 83.922%, rgb(203, 227, 249) 84.314%, rgb(203, 228, 249) 84.706%, rgb(203, 229, 248) 85.098%, rgb(204, 231, 248) 85.490%, rgb(205, 232, 247) 85.882%, rgb(205, 233, 247) 86.275%, rgb(206, 234, 246) 86.667%, rgb(207, 235, 246) 87.059%, rgb(208, 236, 245) 87.451%, rgb(208, 237, 245) 87.843%, rgb(209, 238, 245) 88.235%, rgb(210, 239, 244) 88.627%, rgb(212, 240, 244) 89.020%, rgb(213, 241, 244) 89.412%, rgb(214, 242, 243) 89.804%, rgb(215, 242, 243) 90.196%, rgb(216, 243, 243) 90.588%, rgb(218, 244, 243) 90.980%, rgb(219, 245, 242) 91.373%, rgb(221, 245, 242) 91.765%, rgb(222, 246, 242) 92.157%, rgb(224, 247, 242) 92.549%, rgb(225, 247, 242) 92.941%, rgb(227, 248, 242) 93.333%, rgb(228, 248, 243) 93.725%, rgb(230, 249, 243) 94.118%, rgb(231, 249, 243) 94.510%, rgb(233, 250, 244) 94.902%, rgb(235, 250, 244) 95.294%, rgb(236, 251, 244) 95.686%, rgb(238, 251, 245) 96.078%, rgb(240, 251, 246) 96.471%, rgb(241, 252, 246) 96.863%, rgb(243, 252, 247) 97.255%, rgb(245, 252, 248) 97.647%, rgb(246, 253, 249) 98.039%, rgb(248, 253, 250) 98.431%, rgb(250, 254, 251) 98.823%, rgb(251, 254, 252) 99.216%, rgb(253, 254, 253) 99.608%, rgb(255, 255, 255) 100.000% );