http://3wymlmcsvxiaqzmbepsdawqpk6o2qsk65jhms72qqjulk5u4bgmvs3qd.onion/fuss/physics/colorimetry
Purple Royalty, power, nobility, wealth, ambition, dignified, mysterious. Blue Sky, sea, depth, stability, trust, masculine, tranquility. Yellow Sunshine, joy, cheerfulness, intellect, energy, attention-getter. Orange Warm, stimulating, enthusiasm, happiness, success, creative, autumn.