Color

#680503

#680503
hex#680503
rgbrgb(104, 5, 3)
hslhsl(1, 94%, 21%)
oklchoklch(0.328 0.13 29.2)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0306

Colors that go with #680503

Teal, Crimson and Steel Blue 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 →

#036668

#680334 · #683703

#036805 · #050368

Split-complementary

Open in tool →

#036837 · #033468

#346803 · #036668 · #370368

Contrast

#680503 as textRatioAAAA largeAAAFix
Aaon white
13.03:1passpasspassPasses AAA — no fix needed.
Aaon black
1.61:1failfailfail
  • AA: use #e90b07 as the text (4.52:1)
  • AAA: use #fa6361 as the text (7.02:1)
  • AA: or shift the background to #999999 (4.57:1)
  • AAA: or shift the background to #bfbfbf (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 #680503 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

#680503 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #680503
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 #680503 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/680503-c4a19c-62cb9a-2d261f-f1e9ed?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