Color

#36345b

#36345b
hex#36345b
rgbrgb(54, 52, 91)
hslhsl(243, 27%, 28%)
oklchoklch(0.346 0.067 284.7)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.04

Colors that go with #36345b

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 →

#595b34

#34455b · #49345b

#5b3634 · #345b36

Split-complementary

Open in tool →

#5b4934 · #455b34

#5b3445 · #595b34 · #345b49

Contrast

#36345b as textRatioAAAA largeAAAFix
Aaon white
11.67:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #7471ad as the text (4.71:1)
  • AAA: use #9391c0 as the text (7.05:1)
  • AA: or shift the background to #a1a1a1 (4.52:1)
  • AAA: or shift the background to #c9c9c9 (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 #36345b 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

#36345b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #36345b
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 #36345b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/36345b-a39cc4-dfa04e-261f2d-e9edf1?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