Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.278076782173
Darker point darker score: 0.970469030848
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2AH0I3IAWWNX7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A22BAUES1TIZS6
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3799NWTIYKCEV
darker: E (eq: True, dd: None), confidence: 1, worker: A2MBCZMW1IBAK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)