Color

#37285c

#37285c
hex#37285c
rgbrgb(55, 40, 92)
hslhsl(257, 39%, 26%)
oklchoklch(0.323 0.09 294.1)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.031

Colors that go with #37285c

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 →

#4e5c28

#28345c · #51285c

#5c3728 · #285c37

Split-complementary

Open in tool →

#5c5128 · #345c28

#5c2834 · #4e5c28 · #285c51

Contrast

#37285c as textRatioAAAA largeAAAFix
Aaon white
12.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #7f67bc as the text (4.57:1)
  • AAA: use #a08ecd as the text (7.25:1)
  • AA: or shift the background to #999999 (4.55:1)
  • AAA: or shift the background to #bfbfbf (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 #37285c 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

#37285c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37285c
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 #37285c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37285c-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