Color

#113579

#113579
hex#113579
rgbrgb(17, 53, 121)
hslhsl(219, 75%, 27%)
oklchoklch(0.348 0.123 261.6)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0405

Colors that go with #113579

Charcoal, Crimson and Steel 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 →

#785411

#116978 · #211178

#781135 · #357811

Split-complementary

Open in tool →

#782111 · #697811

#781169 · #785411 · #117821

Contrast

#113579 as textRatioAAAA largeAAAFix
Aaon white
11.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #326fe2 as the text (4.51:1)
  • AAA: use #6795e9 as the text (7.05:1)
  • AA: or shift the background to #a3a3a3 (4.6:1)
  • AAA: or shift the background to #c9c9c9 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #113579 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#113579 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #113579
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 #113579 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/113579-9ca5c4-df664e-211f2d-e9f0f1?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