Color

#0f678f

#0f678f
hex#0f678f
rgbrgb(15, 103, 143)
hslhsl(199, 81%, 31%)
oklchoklch(0.486 0.099 235.4)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1179

Colors that go with #0f678f

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 →

#8f380f

#0f8f78 · #0f268f

#8f0f67 · #678f0f

Split-complementary

Open in tool →

#8f0f26 · #8f780f

#780f8f · #8f380f · #268f0f

Contrast

#0f678f as textRatioAAAA largeAAAFix
Aaon white
6.26:1passpassfail
  • AAA: use #0e5d81 as the text (7.24:1)
Aaon black
3.36:1failpassfail
  • AA: use #127eaf as the text (4.63:1)
  • AAA: use #179fde as the text (7.05:1)
  • AA: or shift the background to #dbdbdb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f678f 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

#0f678f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f678f
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 #0f678f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f678f-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