Color

#330490

#330490
hex#330490
rgbrgb(51, 4, 144)
hslhsl(260, 95%, 29%)
oklchoklch(0.328 0.19 283.4)
Closest name: Dramatic Blue (#240093)Relative luminance 0.028

Tints & shades

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

Harmonies

Complementary

Open in tool →

#619004

#041b90 · #790490

#903304 · #049033

Split-complementary

Open in tool →

#907904 · #1b9004

#90041b · #619004 · #049079

Contrast

#330490 as textRatioAAAA largeAAAFix
Aaon white
13.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.56:1failfailfail
  • AA: use #8951fb as the text (4.63:1)
  • AAA: use #a87efc as the text (7.05:1)
  • AA: or shift the background to #969696 (4.55:1)
  • AAA: or shift the background to #bdbdbd (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #330490 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

#330490 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #330490
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 #330490 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/330490-ae9cc4-dfc94e-2a1f2d-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