Color

#1786ba

#1786ba
hex#1786ba
rgbrgb(23, 134, 186)
hslhsl(199, 78%, 41%)
oklchoklch(0.587 0.121 236.1)
Closest name: steelblue (#4682b4)Relative luminance 0.2078

Colors that go with #1786ba

Charcoal, Crimson and Royal 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 →

#ba4b17

#17ba9c · #1735ba

#ba1786 · #86ba17

Split-complementary

Open in tool →

#ba1735 · #ba9c17

#9c17ba · #ba4b17 · #35ba17

Contrast

#1786ba as textRatioAAAA largeAAAFix
Aaon white
4.07:1failpassfail
  • AA: use #157dac as the text (4.6:1)
  • AAA: use #105f84 as the text (7.02:1)
  • AA: or shift the background to #141414 (4.52:1)
Aaon black
5.16:1passpassfail
  • AAA: use #1ba1de as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1786ba as the background.

Brands using this color

Fonts for this mood

#1786ba reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1786ba
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 #1786ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1786ba-9cb3c4-df4e66-1f232d-e9f1f0?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