Color

#53fdfa

#53fdfa
hex#53fdfa
rgbrgb(83, 253, 250)
hslhsl(179, 98%, 66%)
oklchoklch(0.908 0.136 193.3)
Closest name: aqua (#00ffff)Relative luminance 0.7899

Colors that go with #53fdfa

Deep Sky Blue, Charcoal and Taupe 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd5356

#53fda5 · #53abfd

#fa53fd · #fdfa53

Split-complementary

Open in tool →

#fd53ab · #fda553

#a553fd · #fd5356 · #abfd53

Contrast

#53fdfa as textRatioAAAA largeAAAFix
Aaon white
1.25:1failfailfail
  • AA: use #018381 as the text (4.6:1)
  • AAA: use #01605e as the text (7.4:1)
  • AA: or shift the background to #666666 (4.59:1)
  • AAA: or shift the background to #4a4a4a (7.09:1)
Aaon black
16.8:1passpasspassPasses 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 #53fdfa as the background.

Brands using this color

mcpConnect your agent — build around #53fdfa
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 #53fdfa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53fdfa-a2bbbe-d45996-1f272d-e9f1ed?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