Color

#00ffdd

#00ffdd
hex#00ffdd
rgbrgb(0, 255, 221)
hslhsl(172, 100%, 50%)
oklchoklch(0.895 0.164 178.3)
Closest name: aquamarine (#7fffd4)Relative luminance 0.7674

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff0022

#00ff5e · #00a2ff

#dd00ff · #ffdd00

Split-complementary

Open in tool →

#ff00a2 · #ff5e00

#5d00ff · #ff0022 · #a2ff00

Contrast

#00ffdd as textRatioAAAA largeAAAFix
Aaon white
1.28:1failfailfail
  • AA: use #008573 as the text (4.56:1)
  • AAA: use #006154 as the text (7.4:1)
  • AA: or shift the background to #636363 (4.68:1)
  • AAA: or shift the background to #474747 (7.23:1)
Aaon black
16.35:1passpasspassPasses 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 #00ffdd as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

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

tool url/palettes/new/00ffdd-a2bebe-d459a5-1f292d-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