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Ruby – カラーコードをRGBに変換する

Ruby

Last updated at 2022-10-19Posted at 2022-10-19

gem install color

require "color"

Color::CSS[:red].to_rgb.to_a.map { |rate| (rate * 255).round }
# => [255, 0, 0]

Color::CSS[:orange].to_rgb.to_a.map { |rate| (rate * 255).round }
# => [255, 165, 0]

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