Color

#333384

#333384
hex#333384
rgbrgb(51, 51, 132)
hslhsl(240, 44%, 36%)
oklchoklch(0.372 0.132 277.8)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0474

Tints & shades

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

Harmonies

Complementary

Open in tool →

#848433

#335c84 · #5c3384

#843333 · #338433

Split-complementary

Open in tool →

#845c33 · #5c8433

#84335c · #848433 · #33845c

Contrast

#333384 as textRatioAAAA largeAAAFix
Aaon white
10.78:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #6c6cc6 as the text (4.6:1)
  • AAA: use #9191d4 as the text (7.2:1)
  • AA: or shift the background to #a8a8a8 (4.53:1)
  • AAA: or shift the background to #d1d1d1 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #333384 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

#333384 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #333384
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 #333384 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/333384-a19cc4-df994e-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