Color

#123503

#123503
hex#123503
rgbrgb(18, 53, 3)
hslhsl(102, 89%, 11%)
oklchoklch(0.292 0.086 138.2)
Closest name: Melancholia (#12390d)Relative luminance 0.0268

Colors that go with #123503

Charcoal, Crimson and Royal 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 →

#260335

#2b3503 · #03350d

#031235 · #350312

Split-complementary

Open in tool →

#0d0335 · #35032b

#032b35 · #260335 · #350d03

Contrast

#123503 as textRatioAAAA largeAAAFix
Aaon white
13.67:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #2e8708 as the text (4.59:1)
  • AAA: use #3bae0a as the text (7.24:1)
  • AA: or shift the background to #949494 (4.51:1)
  • AAA: or shift the background to #bababa (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #123503 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

#123503 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #123503
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 #123503 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/123503-a7bea2-6e4edf-1f2d21-eff1e9?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