Color

#81d2e4

#81d2e4
hex#81d2e4
rgbrgb(129, 210, 228)
hslhsl(191, 65%, 70%)
oklchoklch(0.818 0.083 213.4)
Closest name: skyblue (#87ceeb)Relative luminance 0.5636

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e49381

#81e4c5 · #81a0e4

#e481d2 · #d2e481

Split-complementary

Open in tool →

#e481a0 · #e4c581

#c581e4 · #e49381 · #a0e481

Contrast

#81d2e4 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #1f7e93 as the text (4.7:1)
  • AAA: use #186172 as the text (7.02:1)
  • AA: or shift the background to #525252 (4.57:1)
  • AAA: or shift the background to #363636 (7.06:1)
Aaon black
12.27:1passpasspassPasses 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 #81d2e4 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

#81d2e4 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81d2e4
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 #81d2e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81d2e4-a2b6be-df4e7a-1f252d-e9f1ef?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