Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.115928607004
Darker point darker score: 0.891942873198
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3CB0SM114NJVL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A251KVXCS8E3C
darker: E (eq: True, dd: None), confidence: 2, worker: A2RA4A0LLQLGUW
darker: E (eq: True, dd: None), confidence: 2, worker: A1TQYQG3VFJTWW
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)