Color

#64e3f2

#64e3f2
hex#64e3f2
rgbrgb(100, 227, 242)
hslhsl(186, 85%, 67%)
oklchoklch(0.85 0.113 205.9)
Closest name: Cold Blue (#88dddd)Relative luminance 0.6406

Colors that go with #64e3f2

Charcoal, Deep Sky Blue and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #64e3f2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f27263

#63f2b9 · #639df2

#f263e4 · #e4f263

Split-complementary

Open in tool →

#f2639d · #f2b963

#b963f2 · #f27263 · #9df263

Contrast

#64e3f2 as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #0b818e as the text (4.62:1)
  • AAA: use #085e68 as the text (7.47:1)
  • AA: or shift the background to #595959 (4.61:1)
  • AAA: or shift the background to #3d3d3d (7.14:1)
Aaon black
13.81:1passpasspassPasses 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 #64e3f2 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

#64e3f2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #64e3f2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #64e3f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64e3f2-a2b8be-df4e86-1f262d-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