Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: A
Equal score: -0.410181783728
Darker point darker score: 0.915669936184
darker: 1 (eq: False, dd: True), confidence: 2, worker: AW0K78T4I2T72
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3799NWTIYKCEV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A32XWNZW2DQ6UZ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1JHVZIC3FH9LG
darker: E (eq: True, dd: None), confidence: 2, worker: A1MQPBGSL800TL
darker: E (eq: True, dd: None), confidence: 2, worker: A35Y9YHW91OY2U (marked invalid)
(0: guessing, 1: probably, 2: definitely)