Color

#47acff

#47acff
hex#47acff
rgbrgb(71, 172, 255)
hslhsl(207, 100%, 64%)
oklchoklch(0.722 0.153 246.9)
Closest name: Cerulean (#55aaee)Relative luminance 0.3806

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff9a47

#47fff6 · #4751ff

#ff47ac · #acff47

Split-complementary

Open in tool →

#ff4751 · #fff647

#f647ff · #ff9a47 · #51ff47

Contrast

#47acff as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #0076d6 as the text (4.6:1)
  • AAA: use #005aa3 as the text (7.02:1)
  • AA: or shift the background to #3b3b3b (4.59:1)
  • AAA: or shift the background to #1a1a1a (7.14:1)
Aaon black
8.61:1passpasspassPasses 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 #47acff as the background.

Brands using this color

Palettes built around it

Fonts for this mood

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

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

tool url/palettes/new/47acff-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