Color

#0e65fb

#0e65fb
hex#0e65fb
rgbrgb(14, 101, 251)
hslhsl(218, 97%, 52%)
oklchoklch(0.559 0.236 261.3)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1637

Colors that go with #0e65fb

Charcoal, Crimson and Amber 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 →

#fba40e

#0edcfb · #2e0efb

#fb0e65 · #65fb0e

Split-complementary

Open in tool →

#fb2e0e · #dcfb0e

#fb0edc · #fba40e · #0efb2e

Contrast

#0e65fb as textRatioAAAA largeAAAFix
Aaon white
4.91:1passpassfail
  • AAA: use #034ece as the text (7.04:1)
Aaon black
4.27:1failpassfail
  • AA: use #186bfb as the text (4.53:1)
  • AAA: use #5995fc as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0e65fb as the background.

Brands using this color

Fonts for this mood

#0e65fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0e65fb
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 #0e65fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0e65fb-9ca6c4-df644e-201f2d-e9f0f1?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