Color

#45c0ed

#45c0ed
hex#45c0ed
rgbrgb(69, 192, 237)
hslhsl(196, 82%, 60%)
oklchoklch(0.759 0.124 226.6)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4508

Colors that go with #45c0ed

Charcoal, Dark Salmon and Amber 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 →

#ed7245

#45edc6 · #456ced

#ed45c0 · #c0ed45

Split-complementary

Open in tool →

#ed456c · #edc645

#c645ed · #ed7245 · #6ced45

Contrast

#45c0ed as textRatioAAAA largeAAAFix
Aaon white
2.1:1failfailfail
  • AA: use #117fa7 as the text (4.55:1)
  • AAA: use #0c5f7d as the text (7.12:1)
  • AA: or shift the background to #454545 (4.57:1)
  • AAA: or shift the background to #262626 (7.22:1)
Aaon black
10.02:1passpasspassPasses 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 #45c0ed as the background.

Brands using this color

Fonts for this mood

#45c0ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45c0ed
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 #45c0ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45c0ed-9cb5c4-df4e6e-1f232d-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