Color

#1366ec

#1366ec
hex#1366ec
rgbrgb(19, 102, 236)
hslhsl(217, 85%, 50%)
oklchoklch(0.549 0.216 260.5)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.157

Colors that go with #1366ec

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 →

#ec9913

#13d3ec · #2c13ec

#ec1366 · #66ec13

Split-complementary

Open in tool →

#ec2c13 · #d3ec13

#ec13d3 · #ec9913 · #13ec2c

Contrast

#1366ec as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #0f52bd as the text (7.09:1)
Aaon black
4.14:1failpassfail
  • AA: use #216fed as the text (4.56:1)
  • AAA: use #5f97f2 as the text (7.2:1)
  • AA: or shift the background to #f2f2f2 (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 #1366ec as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1366ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1366ec
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 #1366ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1366ec-9ca7c4-df624e-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