font-size: clamp(3.2rem, 0.3vw + 2.07rem, 6.4rem);
About Target Size Mode
Calculate clamp() to hit a specific font size at a specific viewport width.
Remember: linear interpolation can only hit TWO points exactly — choose wisely.
font-size: clamp(3.2rem, 0.41vw + 1.66rem, 6.4rem);