Color

#39247b

#39247b
hex#39247b
rgbrgb(57, 36, 123)
hslhsl(254, 55%, 31%)
oklchoklch(0.343 0.139 287.8)
Closest name: Explorer of the Galaxies (#3a1f76)Relative luminance 0.0356

Tints & shades

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

Harmonies

Complementary

Open in tool →

#667b24

#243b7b · #63247b

#7b3824 · #247b38

Split-complementary

Open in tool →

#7b6324 · #3b7b24

#7b243b · #667b24 · #247b63

Contrast

#39247b as textRatioAAAA largeAAAFix
Aaon white
12.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #7e65d2 as the text (4.68:1)
  • AAA: use #9f8cde as the text (7.28:1)
  • AA: or shift the background to #9e9e9e (4.58:1)
  • AAA: or shift the background to #c4c4c4 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39247b 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

#39247b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39247b
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 #39247b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39247b-aa9cc4-dfbb4e-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