Color

#18abdc

#18abdc
hex#18abdc
rgbrgb(24, 171, 220)
hslhsl(195, 80%, 48%)
oklchoklch(0.693 0.131 228.2)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3449

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dc4918

#18dcab · #1849dc

#dc18ab · #abdc18

Split-complementary

Open in tool →

#dc1849 · #dcab18

#ab18dc · #dc4918 · #49dc18

Contrast

#18abdc as textRatioAAAA largeAAAFix
Aaon white
2.66:1failfailfail
  • AA: use #127da1 as the text (4.69:1)
  • AAA: use #0e607c as the text (7.04:1)
  • AA: or shift the background to #363636 (4.54:1)
  • AAA: or shift the background to #121212 (7.05:1)
Aaon black
7.9:1passpasspassPasses 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 #18abdc 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

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

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

tool url/palettes/new/18abdc-9cb5c4-df4e70-1f242d-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