Color

#34305a

#34305a
hex#34305a
rgbrgb(52, 48, 90)
hslhsl(246, 30%, 27%)
oklchoklch(0.335 0.073 286.1)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0358

Colors that go with #34305a

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 →

#555a30

#30415a · #49305a

#5a3430 · #305a34

Split-complementary

Open in tool →

#5a4930 · #415a30

#5a3041 · #555a30 · #305a49

Contrast

#34305a as textRatioAAAA largeAAAFix
Aaon white
12.23:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #746db0 as the text (4.56:1)
  • AAA: use #9792c4 as the text (7.22:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #34305a 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

#34305a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #34305a
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 #34305a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/34305a-a59cc4-dfa74e-271f2d-e9ecf1?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