Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0468745859231
Darker point darker score: 0.963811391165
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: E (eq: True, dd: None), confidence: 0, worker: A103XX92AATRSG
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: E (eq: True, dd: None), confidence: 0, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: True), confidence: 2, worker: AT9VZ94CAWNG
darker: 2 (eq: False, dd: True), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: True), confidence: 2, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1KITOCUU7GERN
(0: guessing, 1: probably, 2: definitely)