Color

#372e57

#372e57
hex#372e57
rgbrgb(55, 46, 87)
hslhsl(253, 31%, 26%)
oklchoklch(0.332 0.071 292.2)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0345

Colors that go with #372e57

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 →

#4e572e

#2e3957 · #4b2e57

#57372e · #2e5737

Split-complementary

Open in tool →

#574b2e · #39572e

#572e39 · #4e572e · #2e574b

Contrast

#372e57 as textRatioAAAA largeAAAFix
Aaon white
12.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #7b6cb2 as the text (4.63:1)
  • AAA: use #9c91c5 as the text (7.27:1)
  • AA: or shift the background to #9c9c9c (4.52:1)
  • AAA: or shift the background to #c4c4c4 (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 #372e57 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

#372e57 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #372e57
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 #372e57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/372e57-a99cc4-dfb84e-281f2d-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