Color test

In this test the background color is the one in the title. In each box one of the primary colors varies from the background by the number shown, red (left), green (center) and blue (right). When the number is negative, the complementary colors appear, cyan, magenta and yellow.


red: 75
green: 0
blue: 130
-99
choir
-86
knock
-75
cough
level
-65
Carol
uncle
-56
Perry
Sally
-49
pupil
ozone
-42
Zorro
peace
-36
until
storm
-31
Alice
clock
-27
beard
radio
-23
amuse
pinto
-20
stage
Yalta
-17
chalk
Hoyle
-14
shame
cheat
-12
again
cadet
-10
amigo
sweep
-8
Riley
brave
-7
front
skirt
-6
brush
tango
-5
phone
aloha
-4
black
Utica
-3
black
forty
-2
slave
Mazda
-1
dozen
grain
0
vigor
Ghana
glove
1
feast
spoon
brick
2
amber
learn
after
3
treat
guilt
drive
4
maple
Pedro
Macon
5
Alamo
alpha
third
6
capon
hyena
storm
7
Spain
omega
bless
8
board
slope
Yukon
10
rhyme
Anita
focus
12
arrow
sight
three
14
Libya
glass
title
17
story
vowel
color
20
trade
Peter
maybe
23
event
puppy
hurry
27
sting
Tyler
dream
31
pinch
child
scene
36
strap
Maria
coast
42
fancy
fault
actor
49
clear
Oscar
guide
56
march
Betsy
Jerry
65
stair
towel
peace
75
width
guess
doubt
86
razor
axiom
field
99
Molly
fluff
shoot