Color

#37034a

#37034a
hex#37034a
rgbrgb(55, 3, 74)
hslhsl(284, 92%, 15%)
oklchoklch(0.256 0.121 314.1)
Closest name: Romanic Scene (#3b0346)Relative luminance 0.0137

Tints & shades

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

Harmonies

Complementary

Open in tool →

#164903

#130349 · #490339

#493703 · #034937

Split-complementary

Open in tool →

#394903 · #034913

#491303 · #164903 · #033949

Contrast

#37034a as textRatioAAAA largeAAAFix
Aaon white
16.48:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #bb19f5 as the text (4.57:1)
  • AAA: use #d267f9 as the text (7.05:1)
  • AA: or shift the background to #878787 (4.59:1)
  • AAA: or shift the background to #ababab (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37034a 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

#37034a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37034a
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 #37034a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37034a-bc9fc1-b1cb62-2d1f2b-ebe9f1?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