scheme: use material colours for layers & accents

This commit is contained in:
2 * r + 2 * t
2025-03-07 17:43:15 +11:00
parent d00540f56c
commit d9196304ca
5 changed files with 158 additions and 60 deletions
+40 -15
View File
@@ -1,8 +1,8 @@
#!/bin/python3
import sys
from colorsys import hls_to_rgb, rgb_to_hls
from math import sqrt
from colorsys import rgb_to_hls, hls_to_rgb
light_colours = [
"dc8a78",
@@ -38,27 +38,50 @@ dark_colours = [
"b4befe",
]
def hex_to_rgb(hex: str) -> tuple[int, int, int]:
"""Convert a hex string to an RGB tuple in the range [0, 1]."""
return tuple(int(hex[i:i+2], 16) / 255 for i in (0, 2, 4))
colour_names = [
"rosewater",
"flamingo",
"pink",
"mauve",
"red",
"maroon",
"peach",
"yellow",
"green",
"teal",
"sky",
"sapphire",
"blue",
"lavender",
]
def rgb_to_hex(rgb: tuple[int, int, int]) -> str:
def hex_to_rgb(hex: str) -> tuple[float, float, float]:
"""Convert a hex string to an RGB tuple in the range [0, 1]."""
return tuple(int(hex[i : i + 2], 16) / 255 for i in (0, 2, 4))
def rgb_to_hex(rgb: tuple[float, float, float]) -> str:
"""Convert an RGB tuple in the range [0, 1] to a hex string."""
return "".join(f"{round(i * 255):02X}" for i in rgb)
def hex_to_hls(hex: str) -> tuple[float, float, float]:
return rgb_to_hls(*hex_to_rgb(hex))
def adjust(hex: str, light: float = 0, sat: float = 0) -> str:
h, l, s = hex_to_hls(hex)
l = max(0, min(1, l + light))
s = max(0, min(1, s + sat))
return rgb_to_hex(hls_to_rgb(h, l, s))
def distance(colour: str, base: str) -> float:
r1, g1, b1 = hex_to_rgb(colour)
r2, g2, b2 = hex_to_rgb(base)
return sqrt((r2 - r1)**2 + (g2 - g1)**2 + (b2 - b1)**2)
return sqrt((r2 - r1) ** 2 + (g2 - g1) ** 2 + (b2 - b1) ** 2)
def smart_sort(colours: list[str], base: list[str]) -> list[str]:
sorted_colours = [None] * len(colours)
@@ -85,15 +108,20 @@ def smart_sort(colours: list[str], base: list[str]) -> list[str]:
return [i[0] for i in sorted_colours]
def mix(a: str, b: str, w: float) -> str:
r1, g1, b1 = hex_to_rgb(a)
r2, g2, b2 = hex_to_rgb(b)
return rgb_to_hex((r1 * (1 - w) + r2 * w, g1 * (1 - w) + g2 * w, b1 * (1 - w) + b2 * w))
return rgb_to_hex(
(r1 * (1 - w) + r2 * w, g1 * (1 - w) + g2 * w, b1 * (1 - w) + b2 * w)
)
def mix_colours(colours: list[str], base: list[str], amount: float) -> list[str]:
for i, b in enumerate(base):
colours[i] = mix(colours[i], b, amount)
if __name__ == "__main__":
light = sys.argv[1] == "light"
@@ -101,19 +129,16 @@ if __name__ == "__main__":
base = light_colours if light else dark_colours
colours = []
for colour in sys.argv[3].split(" ")[1:]:
for colour in sys.argv[3].split(" "):
colours.append(adjust(colour, sat=added_sat)) # TODO: optional adjust
colours = smart_sort(colours, base) # TODO: optional smart sort
mix_colours(colours, base, 0) # TODO: customize mixing from config
for colour in colours:
print(colour)
for layer in sys.argv[4:]:
print(layer.split(" ")[0])
for i, colour in enumerate(colours):
print(f"{colour_names[i]} {colour}")
# Success and error colours # TODO: customize mixing
print(mix(colours[8], base[8], 0.9)) # Success (green)
print(mix(colours[4], base[4], 0.9)) # Error (red)
print(f"success {mix(colours[8], base[8], 0.9)}") # Success (green)
print(f"error {mix(colours[4], base[4], 0.9)}") # Error (red)