Color

#0f0fc2

#0f0fc2
hex#0f0fc2
rgbrgb(15, 15, 194)
hslhsl(240, 86%, 41%)
oklchoklch(0.379 0.248 266)
Closest name: mediumblue (#0000cd)Relative luminance 0.0434

Colors that go with #0f0fc2

Charcoal, Crimson and Cornflower 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 →

#c2c20f

#0f69c2 · #690fc2

#c20f0f · #0fc20f

Split-complementary

Open in tool →

#c2690f · #69c20f

#c20f69 · #c2c20f · #0fc269

Contrast

#0f0fc2 as textRatioAAAA largeAAAFix
Aaon white
11.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #6262f3 as the text (4.56:1)
  • AAA: use #8d8df6 as the text (7.27:1)
  • AA: or shift the background to #a6a6a6 (4.62:1)
  • AAA: or shift the background to #cccccc (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f0fc2 as the background.

Brands using this color

Fonts for this mood

#0f0fc2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f0fc2
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 #0f0fc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f0fc2-a19cc4-df994e-251f2d-e9edf1?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