tide/tools/closest_color.py

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2021-12-07 21:42:16 +03:00
import sys
from colormath.color_conversions import convert_color
from colormath.color_diff import delta_e_cie2000
from colormath.color_objects import LabColor, sRGBColor
# Taken from the gnome terminal Tango theme on 12/7/2021
TANGO_COLORS = {
"black": "2E3436",
"blue": "3465A4",
"brblack": "555753",
"brblue": "729FCF",
"brcyan": "34E2E2",
"brgreen": "8AE234",
"brmagenta": "AD7FA8",
"brred": "EF2929",
"brwhite": "EEEEEC",
"bryellow": "FCE94F",
"cyan": "06989A",
"green": "4E9A06",
"magenta": "75507B",
"red": "CC0000",
"white": "D3D7CF",
"yellow": "C4A000",
}
def hex_to_lab(hex):
rgb = sRGBColor.new_from_rgb_hex(hex)
return convert_color(rgb, LabColor)
def closest_tango_color(hex):
input_color = hex_to_lab(hex)
min_delta_e = 100000000
closest_color_name = None
for color_name, color_hex in TANGO_COLORS.items():
delta_e = delta_e_cie2000(input_color, hex_to_lab(color_hex))
if delta_e < min_delta_e:
min_delta_e = delta_e
closest_color_name = color_name
return closest_color_name
def main():
for color in sys.argv[1:]:
closest_color = closest_tango_color(color)
if closest_color == "black":
print(f"{color} | {closest_color} | Remember the rules for black!")
else:
print(f"{color} | {closest_color}")
if __name__ == "__main__":
main()