Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0843353564967
Darker point darker score: 0.0967732632102
darker: 1 (eq: False, dd: True), confidence: 2, worker: A37Q1701BQI3TI
darker: 2 (eq: False, dd: False), confidence: 2, worker: A14MXJ8GNYDWX1
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1H10UJNXTJDX4
darker: 1 (eq: False, dd: True), confidence: 0, worker: A2OF0GTKWKM2T5
darker: E (eq: True, dd: None), confidence: 2, worker: A1NZVXB0S8DR04
darker: 1 (eq: False, dd: True), confidence: 2, worker: AJBQ5XEHIF9Z1 (marked invalid)
(0: guessing, 1: probably, 2: definitely)