Color

#394656

#394656
hex#394656
rgbrgb(57, 70, 86)
hslhsl(213, 20%, 28%)
oklchoklch(0.389 0.032 253.8)
Closest name: Charcoal (#36454f)Relative luminance 0.0592

Colors that go with #394656

Sea Green, Teal and Sienna 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 →

#564939

#395456 · #3b3956

#563946 · #465639

Split-complementary

Open in tool →

#563b39 · #545639

#563954 · #564939 · #39563b

Contrast

#394656 as textRatioAAAA largeAAAFix
Aaon white
9.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.18:1failfailfail
  • AA: use #627893 as the text (4.63:1)
  • AAA: use #8597ad as the text (7.03:1)
  • AA: or shift the background to #b3b3b3 (4.59:1)
  • AAA: or shift the background to #dedede (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #394656 as the background.

Brands using this color

Fonts for this mood

#394656 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #394656
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 #394656 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/394656-9ca9c4-df584e-1f202d-e9f0f1?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