Exploring the Color #5C66C4

#5C66C4 sits at 234° on the color wheel, placing it in the blue family of the cool half of the spectrum. With 47% saturation and 56% lightness, it reads as a moderately saturated, light tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 92, 102, 196 produces a 5.06:1 contrast ratio against white, which clears WCAG AA for body text in that pairing.

In RGB space #5C66C4 is a close cousin of CSS slate blue — about 21 units away from #6A5ACD. Designers reach for blue hues at this saturation when the brief calls for a conversational, mid-energy register, and at this lightness when they want a present, comfortable mid-canvas voice. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.

Darkening Shades

Lightening Shades