Color

#403149

#403149
hex#403149
rgbrgb(64, 49, 73)
hslhsl(278, 20%, 24%)
oklchoklch(0.34 0.046 312.4)
Closest name: Call It a Night (#42364c)Relative luminance 0.0377

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3a4931

#343149 · #493146

#494031 · #314940

Split-complementary

Open in tool →

#464931 · #314934

#493431 · #3a4931 · #314649

Contrast

#403149 as textRatioAAAA largeAAAFix
Aaon white
11.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #89699b as the text (4.56:1)
  • AAA: use #a68eb4 as the text (7.15:1)
  • AA: or shift the background to #a1a1a1 (4.64:1)
  • 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 #403149 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

#403149 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403149
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 #403149 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403149-ba9cc4-bbcb62-2d1f2c-ebe9f1?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