Color

#37277c

#37277c
hex#37277c
rgbrgb(55, 39, 124)
hslhsl(251, 52%, 32%)
oklchoklch(0.347 0.137 285.4)
Closest name: Deep Space Rodeo (#332277)Relative luminance 0.0372

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6c7c27

#27427c · #61277c

#7c3727 · #277c37

Split-complementary

Open in tool →

#7c6127 · #427c27

#7c2742 · #6c7c27 · #277c61

Contrast

#37277c as textRatioAAAA largeAAAFix
Aaon white
12.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #7b68cf as the text (4.72:1)
  • AAA: use #998bda as the text (7.06:1)
  • AA: or shift the background to #a1a1a1 (4.66:1)
  • AAA: or shift the background to #c7c7c7 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37277c 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

#37277c reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37277c
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 #37277c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37277c-a89cc4-dfb34e-281f2d-e9ecf1?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