diff --git a/ipaddr b/ipaddr
index 811a16b..17c0795 100755
--- a/ipaddr
+++ b/ipaddr
@@ -7,7 +7,9 @@ elif [ -x /bin/ip ]; then IP=/bin/ip
 else IP=ip
 fi
 
-tty -s <&1 && isatty=1 || isatty=
+if [ -n "IPADDR_COLOR" ]; then isatty=1
+else tty -s <&1 && isatty=1 || isatty=
+fi
 
 "$IP" addr "$@" | awk -v isatty="$isatty" '
 isatty && $0 ~ /^[0-9]/ {