Color

#04ddf1

#04ddf1
hex#04ddf1
rgbrgb(4, 221, 241)
hslhsl(185, 97%, 48%)
oklchoklch(0.82 0.14 206.4)
Closest name: Hammam Blue (#65dcd6)Relative luminance 0.5809

Colors that go with #04ddf1

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 #04ddf1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f11704

#04f18e · #0467f1

#f104dd · #ddf104

Split-complementary

Open in tool →

#f10467 · #f18e04

#8e04f1 · #f11704 · #67f104

Contrast

#04ddf1 as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #02818d as the text (4.64:1)
  • AAA: use #026169 as the text (7.2:1)
  • AA: or shift the background to #545454 (4.55:1)
  • AAA: or shift the background to #383838 (7.05:1)
Aaon black
12.62:1passpasspassPasses 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 #04ddf1 as the background.

Brands using this color

Fonts for this mood

#04ddf1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04ddf1
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 #04ddf1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04ddf1-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