Color

#18bae2

#18bae2
hex#18bae2
rgbrgb(24, 186, 226)
hslhsl(192, 81%, 49%)
oklchoklch(0.732 0.131 221.2)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.408

Colors that go with #18bae2

Charcoal, Denim and Dodger Blue 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 →

#e24018

#18e2a5 · #1854e2

#e218ba · #bae218

Split-complementary

Open in tool →

#e21854 · #e2a518

#a518e2 · #e24018 · #54e218

Contrast

#18bae2 as textRatioAAAA largeAAAFix
Aaon white
2.29:1failfailfail
  • AA: use #10819d as the text (4.52:1)
  • AAA: use #0c5f73 as the text (7.24:1)
  • AA: or shift the background to #404040 (4.52:1)
  • AAA: or shift the background to #212121 (7.02:1)
Aaon black
9.16:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #18bae2 as the background.

Brands using this color

Fonts for this mood

#18bae2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #18bae2
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 #18bae2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18bae2-a2b5be-df4e77-1f242d-e9f1ef?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