Color

#45c2de

#45c2de
hex#45c2de
rgbrgb(69, 194, 222)
hslhsl(191, 70%, 57%)
oklchoklch(0.757 0.114 215.7)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4512

Colors that go with #45c2de

Charcoal, Dark Salmon and Midnight Blue 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 #45c2de

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de6145

#45dead · #4575de

#de45c2 · #c2de45

Split-complementary

Open in tool →

#de4575 · #dead45

#ad45de · #de6145 · #75de45

Contrast

#45c2de as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #1b8198 as the text (4.53:1)
  • AAA: use #146071 as the text (7.14:1)
  • AA: or shift the background to #454545 (4.58:1)
  • 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 #45c2de 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

#45c2de reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45c2de
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 #45c2de and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45c2de-a2b6be-df4e7a-1f252d-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