Color

#403a3e

#403a3e
hex#403a3e
rgbrgb(64, 58, 62)
hslhsl(320, 5%, 24%)
oklchoklch(0.356 0.011 337.9)
Closest name: After Midnight (#38393f)Relative luminance 0.0446

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3a403c

#3f3a40 · #403a3b

#3e403a · #3a3e40

Split-complementary

Open in tool →

#3b403a · #3a403f

#403f3a · #3a403c · #3a3b40

Contrast

#403a3e as textRatioAAAA largeAAAFix
Aaon white
11.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #7e727a as the text (4.58:1)
  • AAA: use #9e949b as the text (7.16:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403a3e 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

#403a3e reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403a3e
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 #403a3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403a3e-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