Color

#3faaca

#3faaca
hex#3faaca
rgbrgb(63, 170, 202)
hslhsl(194, 57%, 52%)
oklchoklch(0.69 0.106 221.5)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3407

Colors that go with #3faaca

Charcoal, Tomato and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca5f3f

#3fcaa5 · #3f64ca

#ca3faa · #aaca3f

Split-complementary

Open in tool →

#ca3f64 · #caa53f

#a53fca · #ca5f3f · #64ca3f

Contrast

#3faaca as textRatioAAAA largeAAAFix
Aaon white
2.69:1failfailfail
  • AA: use #2a7e98 as the text (4.63:1)
  • AAA: use #206074 as the text (7.03:1)
  • AA: or shift the background to #333333 (4.7:1)
  • AAA: or shift the background to #0f0f0f (7.13:1)
Aaon black
7.81:1passpasspassPasses 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 #3faaca as the background.

Brands using this color

Fonts for this mood

#3faaca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3faaca
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3faaca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3faaca-9cb6c4-df4e72-1f242d-e9f1ef?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