Color

#0f6fbd

#0f6fbd
hex#0f6fbd
rgbrgb(15, 111, 189)
hslhsl(207, 85%, 40%)
oklchoklch(0.533 0.146 250.3)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1514

Colors that go with #0f6fbd

Charcoal, Crimson and Sienna 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 →

#bd5d0f

#0fbdb4 · #0f18bd

#bd0f6f · #6fbd0f

Split-complementary

Open in tool →

#bd0f18 · #bdb40f

#b40fbd · #bd5d0f · #18bd0f

Contrast

#0f6fbd as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #0d5b9c as the text (7.01:1)
Aaon black
4.03:1failpassfail
  • AA: use #1077cb as the text (4.52:1)
  • AAA: use #349bef as the text (7.08:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f6fbd as the background.

Brands using this color

Fonts for this mood

#0f6fbd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f6fbd
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 #0f6fbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f6fbd-9cadc4-df4e53-1f212d-e9f1f1?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