Color

#45fcf6

#45fcf6
hex#45fcf6
rgbrgb(69, 252, 246)
hslhsl(178, 97%, 63%)
oklchoklch(0.902 0.142 191.6)
Closest name: Arctic Water (#00fcfc)Relative luminance 0.7754

Colors that go with #45fcf6

Charcoal, Deep Sky Blue 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 →

#fc454b

#45fc9b · #45a7fc

#f645fc · #fcf645

Split-complementary

Open in tool →

#fc45a7 · #fc9b45

#9b45fc · #fc454b · #a7fc45

Contrast

#45fcf6 as textRatioAAAA largeAAAFix
Aaon white
1.27:1failfailfail
  • AA: use #02837e as the text (4.62:1)
  • AAA: use #026461 as the text (7:1)
  • AA: or shift the background to #666666 (4.51:1)
  • AAA: or shift the background to #474747 (7.3:1)
Aaon black
16.51:1passpasspassPasses 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 #45fcf6 as the background.

Brands using this color

mcpConnect your agent — build around #45fcf6
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 #45fcf6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45fcf6-a2bcbe-d45999-1f282d-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