Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.156758071286
Darker point darker score: 0.938250583405
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2EKPA2DR5VSA8
darker: E (eq: True, dd: None), confidence: 2, worker: A1GVN53BJRWKD2
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IXQP73TWQX0D
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1EY3KWGUA9A1N
darker: 2 (eq: False, dd: True), confidence: 2, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)