Color

#3fa7de

#3fa7de
hex#3fa7de
rgbrgb(63, 167, 222)
hslhsl(201, 71%, 56%)
oklchoklch(0.692 0.124 235.9)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3397

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de773f

#3fdec7 · #3f57de

#de3fa7 · #a7de3f

Split-complementary

Open in tool →

#de3f57 · #dec73f

#c73fde · #de773f · #57de3f

Contrast

#3fa7de as textRatioAAAA largeAAAFix
Aaon white
2.69:1failfailfail
  • AA: use #1e7cae as the text (4.62:1)
  • AAA: use #165d83 as the text (7.17:1)
  • AA: or shift the background to #333333 (4.69:1)
  • AAA: or shift the background to #0f0f0f (7.11:1)
Aaon black
7.79:1passpasspassPasses 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 #3fa7de 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

#3fa7de reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3fa7de
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 #3fa7de and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fa7de-9cb1c4-df4e62-1f222d-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