Color

#45f0fc

#45f0fc
hex#45f0fc
rgbrgb(69, 240, 252)
hslhsl(184, 97%, 63%)
oklchoklch(0.876 0.135 202.1)
Closest name: Aqua (#0ff0fe)Relative luminance 0.7061

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc5145

#45fcad · #4594fc

#fc45f0 · #f0fc45

Split-complementary

Open in tool →

#fc4594 · #fcad45

#ad45fc · #fc5145 · #94fc45

Contrast

#45f0fc as textRatioAAAA largeAAAFix
Aaon white
1.39:1failfailfail
  • AA: use #02838d as the text (4.53:1)
  • AAA: use #026369 as the text (7.02:1)
  • AA: or shift the background to #5e5e5e (4.67:1)
  • AAA: or shift the background to #424242 (7.24:1)
Aaon black
15.12:1passpasspassPasses 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 #45f0fc 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

#45f0fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45f0fc
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 #45f0fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45f0fc-a2b9be-df4e8a-1f262d-e9f1ee?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