Color

#0f74bd

#0f74bd
hex#0f74bd
rgbrgb(15, 116, 189)
hslhsl(205, 85%, 40%)
oklchoklch(0.545 0.141 247.8)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1627

Colors that go with #0f74bd

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 →

#bd580f

#0fbdae · #0f1ebd

#bd0f74 · #74bd0f

Split-complementary

Open in tool →

#bd0f1e · #bdae0f

#ae0fbd · #bd580f · #1ebd0f

Contrast

#0f74bd as textRatioAAAA largeAAAFix
Aaon white
4.94:1passpassfail
  • AAA: use #0c5a92 as the text (7.26:1)
Aaon black
4.25:1failpassfail
  • AA: use #107ac6 as the text (4.62:1)
  • AAA: use #2b9dee as the text (7.16:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f74bd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f74bd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f74bd
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 #0f74bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f74bd-9cafc4-df4e58-1f212d-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