Color

#11778d

#11778d
hex#11778d
rgbrgb(17, 119, 141)
hslhsl(191, 78%, 31%)
oklchoklch(0.527 0.09 217.5)
Closest name: Blue Fjord (#007290)Relative luminance 0.1524

Colors that go with #11778d

Charcoal, Crimson and Rust 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.

Real palettes that use #11778d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8d2811

#118d66 · #11388d

#8d1176 · #768d11

Split-complementary

Open in tool →

#8d1138 · #8d6611

#66118d · #8d2811 · #388d11

Contrast

#11778d as textRatioAAAA largeAAAFix
Aaon white
5.19:1passpassfail
  • AAA: use #0e5f71 as the text (7.26:1)
Aaon black
4.05:1failpassfail
  • AA: use #13829a as the text (4.69:1)
  • AAA: use #18a4c3 as the text (7.14:1)
  • AA: or shift the background to #f0f0f0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #11778d as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#11778d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #11778d
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 #11778d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/11778d-a2b6be-df4e7a-1f252d-e9f1ef?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