Color

#423800

#423800
hex#423800
rgbrgb(66, 56, 0)
hslhsl(51, 100%, 13%)
oklchoklch(0.341 0.07 98)
Closest name: Dark Olive (#373e02)Relative luminance 0.0399

Colors that go with #423800

Royal Blue, Amber and 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 →

#000a42

#421700 · #2b4200

#004238 · #380042

Split-complementary

Open in tool →

#002b42 · #170042

#004217 · #000a42 · #42002b

Contrast

#423800 as textRatioAAAA largeAAAFix
Aaon white
11.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #8a7500 as the text (4.63:1)
  • AAA: use #b39800 as the text (7.41:1)
  • AA: or shift the background to #a1a1a1 (4.52:1)
  • AAA: or shift the background to #c9c9c9 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #423800 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

#423800 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #423800
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 #423800 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423800-c4c29c-4eaadf-292d1f-f1ece9?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