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-rw-r--r--doc/GetColor.35
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/GetColor.3 b/doc/GetColor.3
index f41a87a..5b7a553 100644
--- a/doc/GetColor.3
+++ b/doc/GetColor.3
@@ -86,8 +86,9 @@ to use to display the color. Each \fIR\fR, \fIG\fR, or \fIB\fR
represents a single hexadecimal digit. The four forms permit
colors to be specified with 4-bit, 8-bit, 12-bit or 16-bit values.
When fewer than 16 bits are provided for each color, they represent
-the most significant bits of the color. For example, #3a7 is the
-same as #3000a0007000.
+the most significant bits of the color, while the lower unfilled
+bits will be repeatedly replicated from the available higher bits.
+For example, #3a7 is the same as #3333aaaa7777.
.PP
\fBTk_AllocColorFromObj\fR returns a pointer to
an XColor structure; the structure indicates the exact intensities of