Color

#3134fc

#3134fc
hex#3134fc
rgbrgb(49, 52, 252)
hslhsl(239, 97%, 59%)
oklchoklch(0.494 0.279 269.5)
Closest name: C64 Blue (#003aff)Relative luminance 0.1014

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fcf831

#319afc · #9331fc

#fc3134 · #34fc31

Split-complementary

Open in tool →

#fc9331 · #9afc31

#fc319a · #fcf831 · #31fc93

Contrast

#3134fc as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #2c2ffc as the text (7.19:1)
Aaon black
3.03:1failpassfail
  • AA: use #5e61fd as the text (4.6:1)
  • AAA: use #8b8dfd as the text (7.33:1)
  • AA: or shift the background to #d1d1d1 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3134fc 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

#3134fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3134fc
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 #3134fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3134fc-a09cc4-df964e-251f2d-e9edf1?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