Deep Indigo

#4c567a

Lower-light indigo violet for dense, high-contrast panels

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About Deep Indigo

I keep coming back to Deep Indigo because it looks like late-evening ink trapped under a glassy UI overlay. It's deeper than , but it doesn't float. And compared to , it's cleaner and more deliberate, less muted, more saturated, with that crisp indigo backbone rather than a heavier haze.

This is the purple I use when the interface needs cool, settled depth without tipping into steel-blue territory. It shows up well in media playback controls and creator dashboards where the active state should feel precise, not urgent. I also like it in editorial sidebars for long-form sites and in data-heavy products that want dashboards and finance apps to feel controlled, not warm or earthy. Where Admiral Blue can start to disappear on lighter fields, Deep Indigo holds its line while still staying restrained.

Pair it with off-whites or lighter violets for hierarchy, and avoid too much gray alongside it or the contrast can start to feel flat.

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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

Aa
7.19:1AAA

On Gray 100 #f5f5f5

Aa
6.60:1AAAAA Large

On Gray 900 #18181b

Aa
2.46:1Fail

On Black #000000

Aa
2.92:1Fail

Variations

Shades

Darker variations, created by mixing toward black.

Tints

Lighter variations, created by mixing toward white.

Tones

Muted variations, created by reducing saturation.

Hues

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Temperatures

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Color harmonies

Complementary
Analogous
Triadic
Split Complementary
Tetradic

Suggested palettes

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4 colors
3 colors
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Community palettes

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Similar colors

#445780
#4e5481
#4d5b88
#44556b

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