Color

#370075

#370075
hex#370075
rgbrgb(55, 0, 117)
hslhsl(268, 100%, 23%)
oklchoklch(0.298 0.165 293.8)
Closest name: Galactic Federation (#330077)Relative luminance 0.021

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3f7500

#000475 · #710075

#753700 · #007537

Split-complementary

Open in tool →

#757100 · #047500

#750004 · #3f7500 · #007571

Contrast

#370075 as textRatioAAAA largeAAAFix
Aaon white
14.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.42:1failfailfail
  • AA: use #9a42ff as the text (4.6:1)
  • AAA: use #b87aff as the text (7.27:1)
  • AA: or shift the background to #8f8f8f (4.58:1)
  • AAA: or shift the background to #b3b3b3 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #370075 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

#370075 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #370075
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 #370075 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/370075-b39cc4-dfdc4e-2c1f2d-e9eaf1?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