Blue Burst
#309cd0
Brighter saturated blue burst for crisp highlights
About Blue Burst
Blue Burst punches harder than Canadian Tuxedo and Blue Bay without losing legibility. It's saturated enough to command attention but sits higher in value, brighter, more electric, so it doesn't feel heavy the way its duller neighbors can. This is the blue that actually looks alive on screen.
Use it as a primary accent in dashboards, fintech platforms, and health apps where you need something that reads fast and feels energetic without tipping into aggression. Active buttons, key metrics, status indicators, highlighted data points. It pairs well with clean backgrounds and darker text because the lightness keeps it from feeling cold. On standard monitors it stays true. On warmer displays it leans slightly more cyan, which actually helps it stand out in busy layouts.
The catch: it's too bright to anchor a whole interface the way Blue Bay does, and it'll exhaust faster if you overuse it. Test it early as an accent, not a foundation. Pair it with white space and it sings. Pair it with grays and watch how much faster your eye finds it than the cooler blues around it.
Code snippets
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Contrast checker
WCAG 2.1 contrast ratios. AA requires 4.5:1 for normal text, 3:1 for large. AAA requires 7:1 / 4.5:1.
On White #ffffff
On Gray 100 #f5f5f5
On Gray 900 #18181b
On Black #000000
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