Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.06633070941
Darker point darker score: 0.369805836778
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3DKW5X4Y1Z6UD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A10S23B6VB5G8M
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2631BM7J7H37K
darker: 2 (eq: False, dd: True), confidence: 2, worker: A68ZXGGMWVXUN (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: AYDW5LJOF8GF2
darker: 2 (eq: False, dd: True), confidence: 1, worker: AMDW925P9IY2O
(0: guessing, 1: probably, 2: definitely)