Color

#213003

#213003
hex#213003
rgbrgb(33, 48, 3)
hslhsl(80, 88%, 10%)
oklchoklch(0.285 0.069 126.7)
Closest name: Darkest Forest (#223311)Relative luminance 0.0244

Colors that go with #213003

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.

Real palettes that use #213003

Tints & shades

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

Harmonies

Complementary

Open in tool →

#120330

#302803 · #0b3003

#032130 · #300321

Split-complementary

Open in tool →

#030b30 · #280330

#033028 · #120330 · #30030b

Contrast

#213003 as textRatioAAAA largeAAAFix
Aaon white
14.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #598108 as the text (4.57:1)
  • AAA: use #73a80b as the text (7.33:1)
  • AA: or shift the background to #949494 (4.65:1)
  • AAA: or shift the background to #b8b8b8 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #213003 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

#213003 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #213003
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 #213003 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/213003-b1bea2-4e64df-232d1f-f1f0e9?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