<s>
UML	B-Language
color	O
standards	O
are	O
a	O
set	O
of	O
four	O
colors	O
associated	O
with	O
Unified	B-Language
Modeling	I-Language
Language	I-Language
(	O
UML	B-Language
)	O
diagrams	O
.	O
</s>
<s>
The	O
coloring	O
system	O
indicates	O
which	O
of	O
several	O
archetypes	B-Language
apply	O
to	O
the	O
UML	B-Language
object	O
.	O
</s>
<s>
UML	B-Language
typically	O
identifies	O
a	O
stereotype	B-Language
with	O
a	O
bracketed	O
comment	O
for	O
each	O
object	O
identifying	O
whether	O
it	O
is	O
a	O
class	O
,	O
interface	O
,	O
etc	O
.	O
</s>
<s>
These	O
colors	O
were	O
first	O
suggested	O
by	O
Peter	O
Coad	O
,	O
Eric	O
Lefebvre	O
,	O
and	O
Jeff	O
De	O
Luca	O
in	O
a	O
series	O
of	O
articles	O
in	O
The	O
Coad	O
Letter	O
,	O
and	O
later	O
published	O
in	O
their	O
book	O
Java	O
Modeling	O
In	O
Color	O
With	O
UML	B-Language
.	O
</s>
<s>
After	O
much	O
discussion	O
,	O
these	O
were	O
termed	O
archetypes	B-Language
,	O
which	O
is	O
meant	O
to	O
convey	O
that	O
the	O
classes	O
of	O
a	O
given	O
archetype	B-Language
follow	O
more	O
or	O
less	O
the	O
same	O
form	O
.	O
</s>
<s>
That	O
is	O
,	O
attributes	B-General_Concept
,	O
methods	B-Language
,	O
associations	B-Application
,	O
and	O
interfaces	B-Application
are	O
fairly	O
similar	O
among	O
classes	O
of	O
a	O
given	O
archetype	B-Language
.	O
</s>
<s>
Coad	O
,	O
et	O
al.	O
,	O
used	O
the	O
4-color	O
pastel	O
Post-it	O
notes	O
,	O
and	O
later	O
had	O
UML	B-Language
modeling	O
tools	O
support	O
the	O
color	O
scheme	O
by	O
associating	O
a	O
color	O
to	O
one	O
or	O
more	O
class	O
stereotypes	B-Language
.	O
</s>
<s>
It	O
was	O
also	O
easy	O
to	O
review	O
the	O
standard	O
types	O
of	O
attributes	B-General_Concept
,	O
methods	B-Language
,	O
and	O
so	O
on	O
,	O
for	O
applicability	O
to	O
the	O
current	O
domain	O
effort	O
.	O
</s>
