Color

#1dddf7

#1dddf7
hex#1dddf7
rgbrgb(29, 221, 247)
hslhsl(187, 93%, 54%)
oklchoklch(0.824 0.139 210.1)
Closest name: Aqua (#0ff0fe)Relative luminance 0.5869

Colors that go with #1dddf7

Charcoal, Crimson 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.

Real palettes that use #1dddf7

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7361d

#1df7a3 · #1d70f7

#f71ddd · #ddf71d

Split-complementary

Open in tool →

#f71d70 · #f7a31d

#a31df7 · #f7361d · #70f71d

Contrast

#1dddf7 as textRatioAAAA largeAAAFix
Aaon white
1.65:1failfailfail
  • AA: use #057f8f as the text (4.73:1)
  • AAA: use #04606c as the text (7.25:1)
  • AA: or shift the background to #545454 (4.59:1)
  • AAA: or shift the background to #383838 (7.11:1)
Aaon black
12.74:1passpasspassPasses 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 #1dddf7 as the background.

Brands using this color

Fonts for this mood

#1dddf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1dddf7
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 #1dddf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1dddf7-a2b8be-df4e83-1f262d-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