Color

#0f1bc2

#0f1bc2
hex#0f1bc2
rgbrgb(15, 27, 194)
hslhsl(236, 86%, 41%)
oklchoklch(0.388 0.241 265.9)
Closest name: mediumblue (#0000cd)Relative luminance 0.0478

Colors that go with #0f1bc2

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 →

#c2b60f

#0f75c2 · #5d0fc2

#c20f1b · #1bc20f

Split-complementary

Open in tool →

#c25d0f · #75c20f

#c20f75 · #c2b60f · #0fc25d

Contrast

#0f1bc2 as textRatioAAAA largeAAAFix
Aaon white
10.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.96:1failfailfail
  • AA: use #5963f3 as the text (4.5:1)
  • AAA: use #848bf6 as the text (7:1)
  • AA: or shift the background to #a8a8a8 (4.51:1)
  • AAA: or shift the background to #d1d1d1 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f1bc2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#0f1bc2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f1bc2
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 #0f1bc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f1bc2-9e9cc4-df8f4e-241f2d-e9eef1?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