Both normal and those with all colour vision 
deficiencies should read the number 12.

Those with normal colour vision should read 
the number 8. Those with red-green colour 
vision deficiencies should read the number 3. 
Total colour blindness should not be able to 
read any numeral.

Normal vision should read the number 29. 
Red-green deficiencies should read 
the number 70.Total colour blindness 
should not read any numeral

Normal colour vision should read 
the number 5. Red-Green colour deficiencies 
should read the number 2. 
Total colour blindness should not be 
able to read any numeral.

Normal colour vision should read 
the number 3. Red-Green deficiencies 
should read the number 5. 
Total colour blindness should not be 
able to read any numeral

Normal colour vision should read 
the number 15. Red-Green deficiencies 
should read the number 17.
Total colour blindness should not be 
able to read any numeral

Normal colour vision should read 
the number 74. Red-Green colour 
deficiencies should read the number 21.
Total colour blindness should not be 
able to read any numeral

Normal colour vision should read 
the number 6. The majority of those 
with colour vision deficiencies cannot read 
this number or will read it incorrectly

Normal colour vision should read 
the number 45. The majority of those 
with colour vision deficiencies cannot read 
this number or will read it incorrectly.

Normal colour vision should read 
the number 5. Those with colour 
vision deficiencies will not read 
the number or read it incorrectly.

Normal colour vision should read 
the number 7. Those with colour vision 
deficiencies will not read this number 
or read it incorrectly.

Normal colour vision should read 
the number 16. Those with colour vision 
deficiencies will not read this number 
or read it incorrectly.

Normal colour vision will read 
the number 73. Those with colour vision 
deficiencies should nor be able to read 
this number or will read it incorrectly.

Normal colour vision and those with 
total colour blindness should not be 
able to read any number. 
The majority of those with red-green 
deficiencies should read the number 5.

Normal colour vision and those 
with total colour blindness should not be 
able to read any number. 
The majority of those with red-green 
deficiencies should read the number 45.

Normal colour vision should read 
the number 26. In protanopia and strong 
protanomalia the number 6 is read and 
in mild protanomalia both numerals 
are read but the number 6 is clearer 
than the number 2. In deuteranopia and 
strong deuteranomalia only the number 2 
is read and in mild deuteranomalia both 
the number 2 is clearer than the number 6.

Normal colour vision should read 
the number 42. In protanopia and strong 
protanomalia the number 2 is read and 
in mild protanomalia both numerals 
are read but the number 2 is clearer than 
the number 4. In deuteranopia and strong 
deuteranomalia only the number 4 is read 
and in mild deuteranomalia both the number 4 
is clearer than the number 2.

The normal should trace along the purple 
and red lines between the two X's.
In protanopia and strong protanomalia 
only the purple line is traced and in mild 
protanomalia both lines can be traced 
but the purple line is easier to follow.
In deuteranopia and strong deuteranomalia 
only the red line is traced and in mild 
deuteranomalia both lines are traced 
but the red line is easier to follow

The majority of those with red-green colour 
blindness can trace the winding line 
between the two X's. The majority of those 
with normal and total colour blindness 
are unable to follow the line.

Normal will trace the blue-green line 
between the two X's. The majority of those 
with colour vision deficiencies will be unable 
to follow the line or will follow a line different 
to the normal one.

Normal will trace the orange line 
between the two X's. The majority of those 
with colour vision deficiencies will be unable 
to follow the line or will follow a line different 
to the normal one.

Normal should trace the line connecting 
the blue-green and the yellow-green.
Those with red-green deficiencies trace the line 
connecting the blue-green and purple.
Those with total colour blindness 
cannot trace any line.

Normal should trace the line connecting 
the purple and the orange between 
the two X's. Red-green deficiencies 
should trace the line connecting the purple 
and the blue-green. Total colour blindness 
and weakness cannot trace any line.

Both normal and those with colour vision 
deficiencies can trace the winding line 
between the two X's.