Color

#64cfdd

#64cfdd
hex#64cfdd
rgbrgb(100, 207, 221)
hslhsl(187, 64%, 63%)
oklchoklch(0.797 0.1 206.8)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5256

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd7264

#64ddaf · #6493dd

#dd64cf · #cfdd64

Split-complementary

Open in tool →

#dd6493 · #ddaf64

#af64dd · #dd7264 · #93dd64

Contrast

#64cfdd as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #1f818e as the text (4.58:1)
  • AAA: use #175f69 as the text (7.3:1)
  • AA: or shift the background to #4d4d4d (4.63:1)
  • AAA: or shift the background to #303030 (7.23:1)
Aaon black
11.51:1passpasspassPasses 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 #64cfdd 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

#64cfdd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #64cfdd
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 #64cfdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64cfdd-a2b8be-df4e83-1f262d-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