Color

#335bfa

#335bfa
hex#335bfa
rgbrgb(51, 91, 250)
hslhsl(228, 95%, 59%)
oklchoklch(0.549 0.24 266.8)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1509

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fad233

#33befa · #6f33fa

#fa335b · #5bfa33

Split-complementary

Open in tool →

#fa6f33 · #befa33

#fa33be · #fad233 · #33fa6f

Contrast

#335bfa as textRatioAAAA largeAAAFix
Aaon white
5.23:1passpassfail
  • AAA: use #0637f9 as the text (7.19:1)
Aaon black
4.02:1failpassfail
  • AA: use #4267fa as the text (4.55:1)
  • AAA: use #748ffb as the text (7.06:1)
  • AA: or shift the background to #f0f0f0 (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 #335bfa as the background.

Brands using this color

Fonts for this mood

#335bfa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #335bfa
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 #335bfa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/335bfa-9c9fc4-df7c4e-231f2d-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