Color

#37224e

#37224e
hex#37224e
rgbrgb(55, 34, 78)
hslhsl(269, 39%, 22%)
oklchoklch(0.301 0.08 304.1)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0251

Colors that go with #37224e

Charcoal, Dark Olive Green and Sea Green 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 →

#394e22

#22234e · #4d224e

#4e3722 · #224e37

Split-complementary

Open in tool →

#4e4d22 · #234e22

#4e2223 · #394e22 · #224e4d

Contrast

#37224e as textRatioAAAA largeAAAFix
Aaon white
13.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.5:1failfailfail
  • AA: use #8d63bb as the text (4.63:1)
  • AAA: use #aa8acc as the text (7.22:1)
  • AA: or shift the background to #949494 (4.61:1)
  • AAA: or shift the background to #b8b8b8 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37224e 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

#37224e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37224e
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 #37224e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37224e-b49cc4-cbcb62-2c1f2d-e9e9f1?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