Color

#37376d

#37376d
hex#37376d
rgbrgb(55, 55, 109)
hslhsl(240, 33%, 32%)
oklchoklch(0.366 0.091 280.9)
Closest name: Her Highness (#432e6f)Relative luminance 0.0465

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d6d37

#37526d · #52376d

#6d3737 · #376d37

Split-complementary

Open in tool →

#6d5237 · #526d37

#6d3752 · #6d6d37 · #376d52

Contrast

#37376d as textRatioAAAA largeAAAFix
Aaon white
10.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #6d6db6 as the text (4.51:1)
  • AAA: use #9292c8 as the text (7.17:1)
  • AA: or shift the background to #a8a8a8 (4.58:1)
  • AAA: or shift the background to #d1d1d1 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37376d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #37376d
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 #37376d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37376d-a19cc4-df994e-251f2d-e9edf1?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