Color

#33147b

#33147b
hex#33147b
rgbrgb(51, 20, 123)
hslhsl(258, 72%, 28%)
oklchoklch(0.316 0.157 287.2)
Closest name: Galactic Federation (#330077)Relative luminance 0.0263

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c7b14

#14297b · #66147b

#7b3314 · #147b33

Split-complementary

Open in tool →

#7b6614 · #297b14

#7b1429 · #5c7b14 · #147b66

Contrast

#33147b as textRatioAAAA largeAAAFix
Aaon white
13.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #855de5 as the text (4.69:1)
  • AAA: use #a384eb as the text (7.06:1)
  • AA: or shift the background to #949494 (4.53:1)
  • AAA: or shift the background to #bababa (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33147b 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

#33147b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33147b
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 #33147b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33147b-ad9cc4-dfc44e-291f2d-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