Color

#47b3fa

#47b3fa
hex#47b3fa
rgbrgb(71, 179, 250)
hslhsl(204, 95%, 63%)
oklchoklch(0.735 0.142 241.5)
Closest name: Cerulean (#55aaee)Relative luminance 0.4048

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa8f47

#47fae8 · #4759fa

#fa47b3 · #b3fa47

Split-complementary

Open in tool →

#fa4759 · #fae847

#e847fa · #fa8f47 · #59fa47

Contrast

#47b3fa as textRatioAAAA largeAAAFix
Aaon white
2.31:1failfailfail
  • AA: use #0579c7 as the text (4.6:1)
  • AAA: use #045b95 as the text (7.15:1)
  • AA: or shift the background to #3d3d3d (4.71:1)
  • AAA: or shift the background to #1f1f1f (7.14:1)
Aaon black
9.1:1passpasspassPasses 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 #47b3fa as the background.

Brands using this color

Fonts for this mood

#47b3fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #47b3fa
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 #47b3fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/47b3fa-9cafc4-df4e5a-1f222d-e9f1f0?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