Color

#33004d

#33004d
hex#33004d
rgbrgb(51, 0, 77)
hslhsl(280, 100%, 15%)
oklchoklch(0.249 0.126 309.4)
Closest name: Hollow Knight (#330055)Relative luminance 0.0124

Tints & shades

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

Harmonies

Complementary

Open in tool →

#194d00

#0d004d · #4d0040

#4d3300 · #004d33

Split-complementary

Open in tool →

#404d00 · #004d0d

#4d0d00 · #194d00 · #00404d

Contrast

#33004d as textRatioAAAA largeAAAFix
Aaon white
16.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #b31aff as the text (4.51:1)
  • AAA: use #ce6bff as the text (7.17:1)
  • AA: or shift the background to #858585 (4.56:1)
  • AAA: or shift the background to #a8a8a8 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33004d 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

#33004d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33004d
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 #33004d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33004d-b99fc1-b8cb62-2d1f2c-ebe9f1?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