Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.410276751903
Darker point darker score: 0.271657435675
darker: 2 (eq: False, dd: True), confidence: 2, worker: AGQOUDGB4N87B
darker: 2 (eq: False, dd: True), confidence: 2, worker: AWL4VD8C90KJR (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1IOJ2LGMGISYM
darker: E (eq: True, dd: None), confidence: 2, worker: A1MQPBGSL800TL
darker: 1 (eq: False, dd: False), confidence: 2, worker: A350DTTUYQLHKJ
(0: guessing, 1: probably, 2: definitely)