Color

#3455cb

#3455cb
hex#3455cb
rgbrgb(52, 85, 203)
hslhsl(227, 59%, 50%)
oklchoklch(0.498 0.187 267.2)
Closest name: God of Rain (#4466cc)Relative luminance 0.1154

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cbaa34

#34a0cb · #5f34cb

#cb3455 · #55cb34

Split-complementary

Open in tool →

#cb5f34 · #a0cb34

#cb34a0 · #cbaa34 · #34cb5f

Contrast

#3455cb as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #304ebb as the text (7.16:1)
Aaon black
3.31:1failpassfail
  • AA: use #5570d3 as the text (4.64:1)
  • AAA: use #7d92de as the text (7.04:1)
  • AA: or shift the background to #dbdbdb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3455cb 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

#3455cb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3455cb
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 #3455cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3455cb-9ca0c4-df7a4e-221f2d-e9eff1?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