Color

#403243

#403243
hex#403243
rgbrgb(64, 50, 67)
hslhsl(289, 15%, 23%)
oklchoklch(0.339 0.035 320.3)
Closest name: Call It a Night (#42364c)Relative luminance 0.0378

Tints & shades

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

Harmonies

Complementary

Open in tool →

#354332

#373243 · #43323e

#434032 · #324340

Split-complementary

Open in tool →

#3e4332 · #324337

#433732 · #354332 · #323e43

Contrast

#403243 as textRatioAAAA largeAAAFix
Aaon white
11.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #896a90 as the text (4.53:1)
  • AAA: use #a790ad as the text (7.24:1)
  • AA: or shift the background to #a1a1a1 (4.63:1)
  • AAA: or shift the background to #c7c7c7 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403243 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

#403243 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403243
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 #403243 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403243-be9fc1-a8cb62-2d1f2a-ece9f1?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