Color

#18fbd6

#18fbd6
hex#18fbd6
rgbrgb(24, 251, 214)
hslhsl(170, 97%, 54%)
oklchoklch(0.884 0.162 176.6)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.7404

Colors that go with #18fbd6

Charcoal, Taupe and Hot Pink 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 →

#fb183e

#18fb64 · #18b0fb

#d618fb · #fbd618

Split-complementary

Open in tool →

#fb18b0 · #fb6418

#6418fb · #fb183e · #b0fb18

Contrast

#18fbd6 as textRatioAAAA largeAAAFix
Aaon white
1.33:1failfailfail
  • AA: use #02836d as the text (4.7:1)
  • AAA: use #026454 as the text (7.11:1)
  • AA: or shift the background to #636363 (4.52:1)
  • AAA: or shift the background to #454545 (7.22:1)
Aaon black
15.81:1passpasspassPasses 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 #18fbd6 as the background.

Brands using this color

mcpConnect your agent — build around #18fbd6
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 #18fbd6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18fbd6-a2bebd-d459a9-1f292d-e9f1ec?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