Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.932599937977
Darker point darker score: 0.954563322973
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3JBYH487KC02U
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1SRPH3BGCHUOA
darker: 2 (eq: False, dd: True), confidence: 2, worker: A320TVQ2OXVI5L
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NM7ZPZ3NH412
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)