Color

#16276a

#16276a
hex#16276a
rgbrgb(22, 39, 106)
hslhsl(228, 66%, 25%)
oklchoklch(0.306 0.119 267.7)
Closest name: Black Sea Night (#052462)Relative luminance 0.0266

Colors that go with #16276a

Charcoal, Steel Blue and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#6a5916

#16516a · #2f166a

#6a1627 · #276a16

Split-complementary

Open in tool →

#6a2f16 · #516a16

#6a1651 · #6a5916 · #166a2f

Contrast

#16276a as textRatioAAAA largeAAAFix
Aaon white
13.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #516ddb as the text (4.56:1)
  • AAA: use #7c91e4 as the text (7.03:1)
  • AA: or shift the background to #949494 (4.52:1)
  • AAA: or shift the background to #bababa (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #16276a as the background.

Brands using this color

Fonts for this mood

#16276a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16276a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #16276a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16276a-9c9fc4-df7c4e-231f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md