Color

#13778b

#13778b
hex#13778b
rgbrgb(19, 119, 139)
hslhsl(190, 76%, 31%)
oklchoklch(0.526 0.089 215.7)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.152

Colors that go with #13778b

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 #13778b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b2713

#138b63 · #133b8b

#8b1377 · #778b13

Split-complementary

Open in tool →

#8b133b · #8b6313

#63138b · #8b2713 · #3b8b13

Contrast

#13778b as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #0f6070 as the text (7.17:1)
Aaon black
4.04:1failpassfail
  • AA: use #158399 as the text (4.74:1)
  • AAA: use #1aa5c1 as the text (7.2:1)
  • AA: or shift the background to #f0f0f0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #13778b 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

#13778b reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #13778b
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 #13778b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13778b-a2b6be-df4e7c-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