Color

#538f04

#538f04
hex#538f04
rgbrgb(83, 143, 4)
hslhsl(86, 95%, 29%)
oklchoklch(0.586 0.164 132.8)
Closest name: Asparagus Sultan (#6a8e22)Relative luminance 0.2149

Colors that go with #538f04

Crimson, Royal Blue and Charcoal 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 →

#410490

#908704 · #0d9004

#045390 · #900453

Split-complementary

Open in tool →

#040d90 · #870490

#049087 · #410490 · #90040d

Contrast

#538f04 as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #4b8103 as the text (4.73:1)
  • AAA: use #396303 as the text (7.09:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.3:1passpassfail
  • AAA: use #62a904 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #538f04 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

#538f04 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #538f04
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 #538f04 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/538f04-afbea2-4e56df-212d1f-f1f1e9?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