Color

#161d64

#161d64
hex#161d64
rgbrgb(22, 29, 100)
hslhsl(235, 64%, 24%)
oklchoklch(0.28 0.123 271.3)
Closest name: Black Sea Night (#052462)Relative luminance 0.0197

Colors that go with #161d64

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 →

#645e16

#164464 · #371664

#64161d · #1d6416

Split-complementary

Open in tool →

#643716 · #446416

#641644 · #645e16 · #166437

Contrast

#161d64 as textRatioAAAA largeAAAFix
Aaon white
15.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #606adc as the text (4.59:1)
  • AAA: use #868ee4 as the text (7:1)
  • AA: or shift the background to #8f8f8f (4.66:1)
  • AAA: or shift the background to #b3b3b3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #161d64 as the background.

Brands using this color

Fonts for this mood

#161d64 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #161d64
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 #161d64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/161d64-9e9cc4-df8d4e-241f2d-e9eef1?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