Color

#3336ff

#3336ff
hex#3336ff
rgbrgb(51, 54, 255)
hslhsl(239, 100%, 60%)
oklchoklch(0.501 0.281 269.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1056

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fffc33

#339cff · #9633ff

#ff3336 · #36ff33

Split-complementary

Open in tool →

#ff9633 · #9cff33

#ff339c · #fffc33 · #33ff96

Contrast

#3336ff as textRatioAAAA largeAAAFix
Aaon white
6.75:1passpassfail
Aaon black
3.11:1failpassfail
  • AA: use #5c5fff as the text (4.54:1)
  • AAA: use #8a8cff as the text (7.28:1)
  • AA: or shift the background to #d4d4d4 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3336ff 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

#3336ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3336ff
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 #3336ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3336ff-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