Color

#3c0042

#3c0042
hex#3c0042
rgbrgb(60, 0, 66)
hslhsl(295, 100%, 13%)
oklchoklch(0.255 0.12 323.9)
Closest name: Romanic Scene (#3b0346)Relative luminance 0.0135

Tints & shades

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

Harmonies

Complementary

Open in tool →

#064200

#1c0042 · #420027

#423d00 · #00423d

Split-complementary

Open in tool →

#274200 · #00421c

#421c00 · #064200 · #002742

Contrast

#3c0042 as textRatioAAAA largeAAAFix
Aaon white
16.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #c900db as the text (4.51:1)
  • AAA: use #f047ff as the text (7.05:1)
  • AA: or shift the background to #878787 (4.6:1)
  • AAA: or shift the background to #ababab (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c0042 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

#3c0042 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c0042
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 #3c0042 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c0042-c19fbf-9dcb62-2d1f28-ede9f1?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