Color

#603440

#603440
hex#603440
rgbrgb(96, 52, 64)
hslhsl(344, 30%, 29%)
oklchoklch(0.384 0.065 3.1)
Closest name: Arcane Red (#6a2f2f)Relative luminance 0.0531

Tints & shades

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

Harmonies

Complementary

Open in tool →

#346054

#603456 · #603e34

#406034 · #344060

Split-complementary

Open in tool →

#34603e · #345660

#566034 · #346054 · #3e3460

Contrast

#603440 as textRatioAAAA largeAAAFix
Aaon white
10.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #a96073 as the text (4.61:1)
  • AAA: use #bf8896 as the text (7.18:1)
  • AA: or shift the background to #adadad (4.54:1)
  • AAA: or shift the background to #d6d6d6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #603440 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

#603440 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #603440
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 #603440 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/603440-c49ca2-62cb7c-2d221f-f1e9ef?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