Color

#40066a

#40066a
hex#40066a
rgbrgb(64, 6, 106)
hslhsl(275, 89%, 22%)
oklchoklch(0.303 0.151 303.7)
Closest name: Galactic Federation (#330077)Relative luminance 0.0226

Tints & shades

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

Harmonies

Complementary

Open in tool →

#306a06

#0e066a · #6a0662

#6a4006 · #066a40

Split-complementary

Open in tool →

#626a06 · #066a0e

#6a0e06 · #306a06 · #06626a

Contrast

#40066a as textRatioAAAA largeAAAFix
Aaon white
14.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #a639f3 as the text (4.5:1)
  • AAA: use #c073f7 as the text (7.04:1)
  • AA: or shift the background to #919191 (4.59:1)
  • AAA: or shift the background to #b5b5b5 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40066a 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

#40066a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40066a
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 #40066a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40066a-b89cc4-c0cb62-2d1f2d-eae9f1?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