Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0124745827441
Darker point darker score: 0.93356103459
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3CB0SM114NJVL
darker: 2 (eq: False, dd: True), confidence: 1, worker: A13QL2FY4BZR9B
darker: E (eq: True, dd: None), confidence: 2, worker: A3FHD8CKWUQK61
darker: E (eq: True, dd: None), confidence: 0, worker: A3UKUFHOITA6JF
darker: E (eq: True, dd: None), confidence: 2, worker: AGO9QN7UEDUYL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
(0: guessing, 1: probably, 2: definitely)