Color

#330cc0

#330cc0
hex#330cc0
rgbrgb(51, 12, 192)
hslhsl(253, 88%, 40%)
oklchoklch(0.392 0.238 275.5)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0477

Tints & shades

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

Harmonies

Complementary

Open in tool →

#99c00c

#0c3fc0 · #8d0cc0

#c0330c · #0cc033

Split-complementary

Open in tool →

#c08d0c · #3fc00c

#c00c3f · #99c00c · #0cc08d

Contrast

#330cc0 as textRatioAAAA largeAAAFix
Aaon white
10.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #7d5cf5 as the text (4.72:1)
  • AAA: use #9f87f7 as the text (7.28:1)
  • AA: or shift the background to #a8a8a8 (4.52:1)
  • AAA: or shift the background to #d1d1d1 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #330cc0 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

#330cc0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #330cc0
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 #330cc0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/330cc0-a99cc4-dfb84e-281f2d-e9ebf1?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