Curious about the design behind klaviyo.com? SiteFontCheck scanned their live CSS architecture and identified 7 unique font families. The website relies heavily on <instrument sans, sans-serif> for its main text elements, paired with <dm mono, monospace> and <klaviyo degular, sans-serif> as fallback options, and 4 additional. Below is the precise map of font sizes, weights, and text elements used across their site.