Color

#3394cc

#3394cc
hex#3394cc
rgbrgb(51, 148, 204)
hslhsl(202, 60%, 50%)
oklchoklch(0.636 0.122 238.7)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2624

Colors that go with #3394cc

Charcoal, Orange Red 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 →

#cc6b33

#33ccb8 · #3347cc

#cc3394 · #94cc33

Split-complementary

Open in tool →

#cc3347 · #ccb833

#b833cc · #cc6b33 · #47cc33

Contrast

#3394cc as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #2b7cab as the text (4.59:1)
  • AAA: use #205c7e as the text (7.26:1)
  • AA: or shift the background to #262626 (4.5:1)
Aaon black
6.25:1passpassfail
  • AAA: use #479fd1 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3394cc as the background.

Brands using this color

Fonts for this mood

#3394cc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3394cc
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 #3394cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3394cc-9cb1c4-df4e5f-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