Color

#300042

#300042
hex#300042
rgbrgb(48, 0, 66)
hslhsl(284, 100%, 13%)
oklchoklch(0.233 0.115 313.9)
Closest name: Dark Purple (#35063e)Relative luminance 0.0102

Tints & shades

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

Harmonies

Complementary

Open in tool →

#124200

#0f0042 · #420033

#423100 · #004231

Split-complementary

Open in tool →

#334200 · #00420f

#420f00 · #124200 · #003342

Contrast

#300042 as textRatioAAAA largeAAAFix
Aaon white
17.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.2:1failfailfail
  • AA: use #bb00ff as the text (4.56:1)
  • AAA: use #d666ff as the text (7.2:1)
  • AA: or shift the background to #828282 (4.54:1)
  • AAA: or shift the background to #a6a6a6 (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 #300042 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

#300042 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #300042
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 #300042 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/300042-bc9fc1-b1cb62-2d1f2b-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