Color

#40473e

#40473e
hex#40473e
rgbrgb(64, 71, 62)
hslhsl(107, 7%, 26%)
oklchoklch(0.388 0.018 138.7)
Closest name: Ancient Pine (#444b43)Relative luminance 0.0594

Colors that go with #40473e

Blue, Blush Pink and Burlywood 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 #40473e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#453e47

#44473e · #3e4740

#3e4047 · #473e40

Split-complementary

Open in tool →

#403e47 · #473e44

#3e4447 · #453e47 · #47403e

Contrast

#40473e as textRatioAAAA largeAAAFix
Aaon white
9.59:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #6c7868 as the text (4.52:1)
  • AAA: use #8d998a as the text (7.06:1)
  • AA: or shift the background to #b3b3b3 (4.58:1)
  • AAA: or shift the background to #dedede (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40473e 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

#40473e reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40473e
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 #40473e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40473e-a2beb0-c859d4-1f2d2b-eaf1e9?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