Color

#404a3b

#404a3b
hex#404a3b
rgbrgb(64, 74, 59)
hslhsl(100, 11%, 26%)
oklchoklch(0.395 0.028 135.2)
Closest name: Ancient Pine (#444b43)Relative luminance 0.063

Colors that go with #404a3b

Blue, Blush Pink and Champagne 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.

Real palettes that use #404a3b

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#453b4a

#474a3b · #3b4a3d

#3b404a · #4a3b40

Split-complementary

Open in tool →

#3d3b4a · #4a3b47

#3b474a · #453b4a · #4a3d3b

Contrast

#404a3b as textRatioAAAA largeAAAFix
Aaon white
9.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #6a7a62 as the text (4.57:1)
  • AAA: use #8b9b82 as the text (7.11:1)
  • AA: or shift the background to #b5b5b5 (4.53:1)
  • AAA: or shift the background to #e0e0e0 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #404a3b 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

#404a3b reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #404a3b
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 #404a3b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/404a3b-a8bea2-694edf-1f2d21-f0f1e9?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