Exploring the Color #405725

#405725 sits at 88° on the color wheel, placing it in the chartreuse family of the neutral half of the spectrum. With 40% saturation and 24% lightness, it reads as a moderately saturated, deep tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 64, 87, 37 produces a 8.05:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #405725 is a distant relative of CSS forest green — about 60 units away from #228B22. Designers reach for chartreuse hues at this saturation when the brief calls for a conversational, mid-energy register, and at this lightness when they want weight, depth, and grounded contrast. On screen the balanced cast tends to pair best with either warm or cool accents depending on the surrounding palette.

Darkening Shades

Lightening Shades