Color

#330e77

#330e77
hex#330e77
rgbrgb(51, 14, 119)
hslhsl(261, 79%, 26%)
oklchoklch(0.306 0.158 289.1)
Closest name: Galactic Federation (#330077)Relative luminance 0.0235

Tints & shades

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

Harmonies

Complementary

Open in tool →

#52770e

#0e1e77 · #670e77

#77330e · #0e7733

Split-complementary

Open in tool →

#77670e · #1e770e

#770e1e · #52770e · #0e7767

Contrast

#330e77 as textRatioAAAA largeAAAFix
Aaon white
14.29:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #8a56eb as the text (4.61:1)
  • AAA: use #aa84f1 as the text (7.28:1)
  • AA: or shift the background to #919191 (4.53:1)
  • AAA: or shift the background to #b8b8b8 (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #330e77 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

#330e77 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #330e77
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 #330e77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/330e77-af9cc4-dfcb4e-2a1f2d-e9eaf1?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