Color

#372c54

#372c54
hex#372c54
rgbrgb(55, 44, 84)
hslhsl(257, 31%, 25%)
oklchoklch(0.325 0.07 294.9)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0325

Colors that go with #372c54

Dark Olive Green, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#48542c

#2c3554 · #4b2c54

#54372c · #2c5437

Split-complementary

Open in tool →

#544b2c · #35542c

#542c35 · #48542c · #2c544b

Contrast

#372c54 as textRatioAAAA largeAAAFix
Aaon white
12.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #7d69b0 as the text (4.52:1)
  • AAA: use #9d8dc3 as the text (7.03:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #372c54 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

#372c54 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #372c54
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

›analyze #372c54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/372c54-ac9cc4-dfc24e-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