Color

#427b19

#427b19
hex#427b19
rgbrgb(66, 123, 25)
hslhsl(95, 66%, 29%)
oklchoklch(0.524 0.141 135.5)
Closest name: Avocado (#568203)Relative luminance 0.1539

Colors that go with #427b19

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 →

#52197b

#737b19 · #197b21

#19427b · #7b1942

Split-complementary

Open in tool →

#21197b · #7b1973

#19737b · #52197b · #7b2119

Contrast

#427b19 as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #346114 as the text (7.33:1)
Aaon black
4.08:1failpassfail
  • AA: use #46831b as the text (4.52:1)
  • AAA: use #5ba923 as the text (7.14:1)
  • AA: or shift the background to #f0f0f0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #427b19 as the background.

Brands using this color

Fonts for this mood

#427b19 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #427b19
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 #427b19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427b19-aabea2-5d4edf-1f2d20-f0f1e9?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