Color

#33273a

#33273a
hex#33273a
rgbrgb(51, 39, 58)
hslhsl(278, 20%, 19%)
oklchoklch(0.295 0.037 312.7)
Closest name: Melanzane (#342931)Relative luminance 0.0246

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e3a27

#29273a · #3a2738

#3a3327 · #273a33

Split-complementary

Open in tool →

#383a27 · #273a29

#3a2927 · #2e3a27 · #27383a

Contrast

#33273a as textRatioAAAA largeAAAFix
Aaon white
14.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #89699b as the text (4.56:1)
  • AAA: use #a68eb4 as the text (7.15:1)
  • AA: or shift the background to #949494 (4.64:1)
  • AAA: or shift the background to #b8b8b8 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33273a 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

#33273a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33273a
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 #33273a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33273a-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