What Does It Mean When Your Veins Are Blue - If you touch them with your finger, you can. Web veins appear blue or green because they are viewed through skin, which absorbs blue light and reflects it back. When you glance at your arms or legs, you might often notice the web of blue or green veins beneath your skin.
When you glance at your arms or legs, you might often notice the web of blue or green veins beneath your skin. If you touch them with your finger, you can. Web veins appear blue or green because they are viewed through skin, which absorbs blue light and reflects it back.