Color

#1fd4e5

#1fd4e5
hex#1fd4e5
rgbrgb(31, 212, 229)
hslhsl(185, 79%, 51%)
oklchoklch(0.796 0.132 205.4)
Closest name: darkturquoise (#00ced1)Relative luminance 0.5304

Colors that go with #1fd4e5

Charcoal, Dodger Blue and Royal 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 →

#e5301f

#1fe593 · #1f72e5

#e51fd4 · #d4e51f

Split-complementary

Open in tool →

#e51f72 · #e5931f

#931fe5 · #e5301f · #72e51f

Contrast

#1fd4e5 as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #11838d as the text (4.51:1)
  • AAA: use #0c6169 as the text (7.17:1)
  • AA: or shift the background to #4f4f4f (4.53:1)
  • AAA: or shift the background to #303030 (7.29:1)
Aaon black
11.61:1passpasspassPasses 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 #1fd4e5 as the background.

Brands using this color

Fonts for this mood

#1fd4e5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1fd4e5
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 #1fd4e5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fd4e5-a2b8be-df4e88-1f262d-e9f1ee?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