Color

#45a1ed

#45a1ed
hex#45a1ed
rgbrgb(69, 161, 237)
hslhsl(207, 82%, 60%)
oklchoklch(0.688 0.142 246.8)
Closest name: Cerulean (#55aaee)Relative luminance 0.3287

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ed9145

#45ede4 · #454eed

#ed45a1 · #a1ed45

Split-complementary

Open in tool →

#ed454e · #ede445

#e445ed · #ed9145 · #4eed45

Contrast

#45a1ed as textRatioAAAA largeAAAFix
Aaon white
2.77:1failfailfail
  • AA: use #1479cc as the text (4.53:1)
  • AAA: use #0f5b99 as the text (7.05:1)
  • AA: or shift the background to #333333 (4.56:1)
  • AAA: or shift the background to #0d0d0d (7.01:1)
Aaon black
7.57:1passpasspassPasses 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 #45a1ed 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

#45a1ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45a1ed
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #45a1ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45a1ed-9cadc4-df4e53-1f212d-e9f1f1?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