Color

#51301a

#51301a
hex#51301a
rgbrgb(81, 48, 26)
hslhsl(24, 51%, 21%)
oklchoklch(0.345 0.059 53.2)
Closest name: Bitter Chocolate (#4f2923)Relative luminance 0.0394

Colors that go with #51301a

Royal Blue, Steel Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a3b51

#511a20 · #514b1a

#1a5130 · #301a51

Split-complementary

Open in tool →

#1a514b · #1a2051

#20511a · #1a3b51 · #4b1a51

Contrast

#51301a as textRatioAAAA largeAAAFix
Aaon white
11.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #a96537 as the text (4.6:1)
  • AAA: use #c98659 as the text (7.04:1)
  • AA: or shift the background to #a1a1a1 (4.55:1)
  • AAA: or shift the background to #c9c9c9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51301a 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

#51301a reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51301a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #51301a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51301a-c4b19c-62cbc2-2d2b1f-f1e9ea?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