Color

#00ddff

#00ddff
hex#00ddff
rgbrgb(0, 221, 255)
hslhsl(188, 100%, 50%)
oklchoklch(0.825 0.145 214.1)
Closest name: Aqua (#0ff0fe)Relative luminance 0.5893

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff2200

#00ffa2 · #005eff

#ff00dd · #ddff00

Split-complementary

Open in tool →

#ff005d · #ffa200

#a200ff · #ff2200 · #5eff00

Contrast

#00ddff as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #008094 as the text (4.65:1)
  • AAA: use #006170 as the text (7.13:1)
  • AA: or shift the background to #545454 (4.61:1)
  • AAA: or shift the background to #383838 (7.14:1)
Aaon black
12.79:1passpasspassPasses 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 #00ddff 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

#00ddff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00ddff
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 #00ddff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00ddff-a2b7be-df4e81-1f252d-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