diff --git a/site/img/article-footer.png b/site/img/article-footer.png
index 0fac08dd..3f97403d 100644
Binary files a/site/img/article-footer.png and b/site/img/article-footer.png differ
diff --git a/site/img/footer-arrow.png b/site/img/footer-arrow.png
index 3b1ba482..048e37df 100644
Binary files a/site/img/footer-arrow.png and b/site/img/footer-arrow.png differ
diff --git a/site/img/footer-logo.png b/site/img/footer-logo.png
index 2fd76956..210babb0 100644
Binary files a/site/img/footer-logo.png and b/site/img/footer-logo.png differ
diff --git a/site/img/logo-2x.png b/site/img/logo-2x.png
index 14ef5303..bc84a9ef 100644
Binary files a/site/img/logo-2x.png and b/site/img/logo-2x.png differ
diff --git a/site/img/octojekyll.png b/site/img/octojekyll.png
index d4293092..dad6dbdf 100644
Binary files a/site/img/octojekyll.png and b/site/img/octojekyll.png differ
diff --git a/site/img/tube.png b/site/img/tube.png
index c150c078..bb0ba9c8 100644
Binary files a/site/img/tube.png and b/site/img/tube.png differ
diff --git a/site/img/tube1x.png b/site/img/tube1x.png
index 4aa73738..104c28b0 100644
Binary files a/site/img/tube1x.png and b/site/img/tube1x.png differ