Cobalt Nocturne Clear — #172A4F Hex Color Code

RGB

rgb(23, 42, 79)

HSL

hsl(220, 54%, 20%)

Metrics

S 54% · L 20%

Contrast (WCAG)

on white

14.2:1AA

on black

1.5:1Fail

Recent trail

About this color

Cobalt Nocturne Clear (#172A4F) belongs to the blue family — hue 220°, 54% saturation, 20% lightness. Copy the hex, RGB, or HSL value above, or paste the CSS custom property below into your stylesheet to reference this color directly.

CSS

:root {
  --colorarchive-cobalt-nocturne-clear: #172A4F; /* hsl(220, 54%, 20%) */
}

Tonal strip

All lightness levels at this hue and saturation. Click any to navigate.

Palette moves

Instead of stopping at one swatch, use nearby, opposite, and tonal neighbors to branch into a broader palette.

Lighter companion

Cobalt Shadow Clear

#213B6E · hsl(220, 54%, 28%)

Darker companion

Cobalt Ink Clear

#101D37 · hsl(220, 54%, 14%)

Complementary counterpoint

Apricot Nocturne Clear

#4F3C17 · hsl(40, 54%, 20%)

Analogous lead

Iris Nocturne Clear

#17174F · hsl(240, 54%, 20%)

Analogous echo

Azure Nocturne Clear

#173C4F · hsl(200, 54%, 20%)

Export preview

Base: Cobalt Nocturne Clear #172A4F
Lighter companion: Cobalt Shadow Clear #213B6E
Darker companion: Cobalt Ink Clear #101D37
Complementary counterpoint: Apricot Nocturne Clear #4F3C17
Analogous lead: Iris Nocturne Clear #17174F
Analogous echo: Azure Nocturne Clear #173C4F