Color

#3ca4dd

#3ca4dd
hex#3ca4dd
rgbrgb(60, 164, 221)
hslhsl(201, 70%, 55%)
oklchoklch(0.684 0.126 237)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3273

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd743c

#3cddc4 · #3c54dd

#dd3ca4 · #a4dd3c

Split-complementary

Open in tool →

#dd3c54 · #ddc43c

#c43cdd · #dd743c · #54dd3c

Contrast

#3ca4dd as textRatioAAAA largeAAAFix
Aaon white
2.78:1failfailfail
  • AA: use #1f7bad as the text (4.67:1)
  • AAA: use #175d82 as the text (7.18:1)
  • AA: or shift the background to #333333 (4.54:1)
  • AAA: or shift the background to #0a0a0a (7.11:1)
Aaon black
7.55:1passpasspassPasses 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 #3ca4dd 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

#3ca4dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ca4dd
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 #3ca4dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ca4dd-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