#050505Obsidian
#373737Onyx
#007F9ECerulean
#FDFDFDWhite

Cerulean & Obsidian Drift color palette

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Cerulean & Obsidian Drift is a dark, neutral-based color palette tagged dark, minimal, black. Built almost entirely from neutrals, with Cerulean (#007F9E) as the single point of color. Saturation is moderate, which keeps it flexible for both interfaces and print.

Color codes click any value to copy

SwatchNameHEXRGBHSLOKLCH
Obsidian#050505rgb(5, 5, 5)hsl(0, 0%, 2%)oklch(11.5% 0.000 0)
Onyx#373737rgb(55, 55, 55)hsl(0, 0%, 22%)oklch(33.7% 0.000 0)
Cerulean#007F9Ergb(0, 127, 158)hsl(192, 100%, 31%)oklch(55.3% 0.103 223)
White#FDFDFDrgb(253, 253, 253)hsl(0, 0%, 99%)oklch(99.4% 0.000 0)

Why it works and how to use it

Two of the four colors are near-neutral, which leaves room for Cerulean to lead. Lightness runs from 2% to 99%. Well suited to dark-mode interfaces and gaming.

  • Background: White (#FDFDFD) is the lightest color, so it belongs on large surfaces.
  • Text: Obsidian (#050505) on #FDFDFD gives 20.04:1, passing WCAG AAA.
  • Primary: Cerulean (#007F9E) is the most saturated mid-tone; use it for buttons and links (4.56:1 against the background, fine for UI elements).
  • Accent: Onyx (#373737) for highlights, badges and hover states.

3 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Obsidian on White at 20.04:1.

Preview on a real UI see how the palette feels in context

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Design faster with Cerulean & Obsidian Drift

A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.

Primary action Secondary
Card title
Card title
Card title
Roles are assigned by lightness.

Color blindness simulation

#050505
#373737
#007F9E
#FDFDFD

Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.

Contrast check WCAG ratios between palette colors

PairSampleRatioLevel
#050505 on #FDFDFDAa20.04:1AAA
#373737 on #FDFDFDAa11.7:1AAA
#007F9E on #FDFDFDAa4.56:1AA
#050505 on #007F9EAa4.4:1AA large only
#373737 on #007F9EAa2.57:1Fail
#050505 on #373737Aa1.71:1Fail

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