Color

#188ae2

#188ae2
hex#188ae2
rgbrgb(24, 138, 226)
hslhsl(206, 81%, 49%)
oklchoklch(0.62 0.162 248.8)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2386

Colors that go with #188ae2

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 →

#e26f18

#18e2d5 · #1825e2

#e2188a · #8ae218

Split-complementary

Open in tool →

#e21825 · #e2d518

#d518e2 · #e26f18 · #25e218

Contrast

#188ae2 as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #1579c6 as the text (4.58:1)
  • AAA: use #105a94 as the text (7.21:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.77:1passpassfail
  • AAA: use #349bea as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #188ae2 as the background.

Brands using this color

Fonts for this mood

#188ae2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #188ae2
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 #188ae2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/188ae2-9caec4-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