Color

#1c7eca

#1c7eca
hex#1c7eca
rgbrgb(28, 126, 202)
hslhsl(206, 76%, 45%)
oklchoklch(0.578 0.144 248)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1943

Colors that go with #1c7eca

Charcoal, Crimson and Copper 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 →

#ca671c

#1ccabe · #1c27ca

#ca1c7e · #7eca1c

Split-complementary

Open in tool →

#ca1c27 · #cabe1c

#be1cca · #ca671c · #27ca1c

Contrast

#1c7eca as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #1a79c1 as the text (4.62:1)
  • AAA: use #145a90 as the text (7.25:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.89:1passpassfail
  • AAA: use #3e9ce5 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c7eca as the background.

Brands using this color

Fonts for this mood

#1c7eca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c7eca
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 #1c7eca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c7eca-9caec4-df4e56-1f212d-e9f1f1?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