Color

#187edc

#187edc
hex#187edc
rgbrgb(24, 126, 220)
hslhsl(209, 80%, 48%)
oklchoklch(0.589 0.167 252.2)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2028

Colors that go with #187edc

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 →

#dc7718

#18dcd9 · #181cdc

#dc187e · #7edc18

Split-complementary

Open in tool →

#dc181c · #dcd918

#d918dc · #dc7718 · #1cdc18

Contrast

#187edc as textRatioAAAA largeAAAFix
Aaon white
4.15:1failpassfail
  • AA: use #1778d3 as the text (4.5:1)
  • AAA: use #11599c as the text (7.16:1)
  • AA: or shift the background to #121212 (4.51:1)
Aaon black
5.06:1passpassfail
  • AAA: use #479ceb as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #187edc as the background.

Brands using this color

Fonts for this mood

#187edc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #187edc
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 #187edc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/187edc-9cacc4-df4e4e-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