Color

#39344b

#39344b
hex#39344b
rgbrgb(57, 52, 75)
hslhsl(253, 18%, 25%)
oklchoklch(0.34 0.04 294.1)
Closest name: Call It a Night (#42364c)Relative luminance 0.0383

Colors that go with #39344b

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 →

#464b34

#343b4b · #45344b

#4b3934 · #344b39

Split-complementary

Open in tool →

#4b4534 · #3b4b34

#4b343b · #464b34 · #344b45

Contrast

#39344b as textRatioAAAA largeAAAFix
Aaon white
11.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #786f9b as the text (4.55:1)
  • AAA: use #9a93b4 as the text (7.21:1)
  • AA: or shift the background to #a1a1a1 (4.6:1)
  • AAA: or shift the background to #c7c7c7 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39344b 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

#39344b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39344b
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 #39344b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39344b-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