Color

#0386bf

#0386bf
hex#0386bf
rgbrgb(3, 134, 191)
hslhsl(198, 97%, 38%)
oklchoklch(0.588 0.128 237.4)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2083

Colors that go with #0386bf

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 →

#bf3b03

#03bf99 · #0329bf

#bf0386 · #86bf03

Split-complementary

Open in tool →

#bf0329 · #bf9903

#9903bf · #bf3b03 · #29bf03

Contrast

#0386bf as textRatioAAAA largeAAAFix
Aaon white
4.06:1failpassfail
  • AA: use #037cb0 as the text (4.65:1)
  • AAA: use #025c83 as the text (7.34:1)
  • AA: or shift the background to #141414 (4.53:1)
Aaon black
5.17:1passpassfail
  • AAA: use #039fe2 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0386bf as the background.

Brands using this color

Fonts for this mood

#0386bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0386bf
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 #0386bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0386bf-9cb3c4-df4e69-1f232d-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