Color

#81fdeb

#81fdeb
hex#81fdeb
rgbrgb(129, 253, 235)
hslhsl(171, 97%, 75%)
oklchoklch(0.917 0.115 183.1)
Closest name: aquamarine (#7fffd4)Relative luminance 0.8092

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd8194

#81fdad · #81d2fd

#eb81fd · #fdeb81

Split-complementary

Open in tool →

#fd81d2 · #fdad81

#ad81fd · #fd8194 · #d2fd81

Contrast

#81fdeb as textRatioAAAA largeAAAFix
Aaon white
1.22:1failfailfail
  • AA: use #02836f as the text (4.69:1)
  • AAA: use #026456 as the text (7.1:1)
  • AA: or shift the background to #666666 (4.7:1)
  • AAA: or shift the background to #4a4a4a (7.25:1)
Aaon black
17.18:1passpasspassPasses 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 #81fdeb 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

#81fdeb reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81fdeb
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 #81fdeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81fdeb-a2bebd-d459a7-1f292d-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