Color

#172969

#172969
hex#172969
rgbrgb(23, 41, 105)
hslhsl(227, 64%, 25%)
oklchoklch(0.31 0.114 267.3)
Closest name: Marine (#042e60)Relative luminance 0.0279

Colors that go with #172969

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 →

#695717

#175169 · #2e1769

#691729 · #296917

Split-complementary

Open in tool →

#692e17 · #516917

#691751 · #695717 · #17692e

Contrast

#172969 as textRatioAAAA largeAAAFix
Aaon white
13.48:1passpasspassPasses AAA — no fix needed.
Aaon black
1.56:1failfailfail
  • AA: use #4f6dd8 as the text (4.51:1)
  • AAA: use #7d93e3 as the text (7.15:1)
  • AA: or shift the background to #969696 (4.56:1)
  • AAA: or shift the background to #bdbdbd (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #172969 as the background.

Brands using this color

Fonts for this mood

#172969 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #172969
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 #172969 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/172969-9ca0c4-df7a4e-221f2d-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