Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.88702255157
Darker point darker score: 0.243495001407
darker: 1 (eq: False, dd: True), confidence: 2, worker: A258PTOZ3D2TQR
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1WP5F7NLRWLKW
darker: 1 (eq: False, dd: True), confidence: 2, worker: AR50UBGSH10FJ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
(0: guessing, 1: probably, 2: definitely)