Color

#403e30

#403e30
hex#403e30
rgbrgb(64, 62, 48)
hslhsl(53, 14%, 22%)
oklchoklch(0.361 0.023 100.7)
Closest name: Black Olive (#3b3c36)Relative luminance 0.0475

Tints & shades

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

Harmonies

Complementary

Open in tool →

#303240

#403630 · #3a4030

#30403e · #3e3040

Split-complementary

Open in tool →

#303a40 · #363040

#304036 · #303240 · #40303a

Contrast

#403e30 as textRatioAAAA largeAAAFix
Aaon white
10.77:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #7a775c as the text (4.62:1)
  • AAA: use #9a9679 as the text (7.01:1)
  • AA: or shift the background to #a8a8a8 (4.53:1)
  • AAA: or shift the background to #d1d1d1 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403e30 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

#403e30 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403e30
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #403e30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403e30-c4c49c-4ea5df-292d1f-f1ece9?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