Color

#18bbec

#18bbec
hex#18bbec
rgbrgb(24, 187, 236)
hslhsl(194, 85%, 51%)
oklchoklch(0.739 0.138 225.9)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4179

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ec4918

#18ecb4 · #1850ec

#ec18bb · #bbec18

Split-complementary

Open in tool →

#ec1850 · #ecb418

#b418ec · #ec4918 · #50ec18

Contrast

#18bbec as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #0d7ea0 as the text (4.66:1)
  • AAA: use #0a607b as the text (7.07:1)
  • AA: or shift the background to #404040 (4.62:1)
  • AAA: or shift the background to #212121 (7.18:1)
Aaon black
9.36:1passpasspassPasses 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 #18bbec as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

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

mcpConnect your agent — build around #18bbec
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #18bbec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18bbec-9cb6c4-df4e72-1f242d-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