Color

#558f1e

#558f1e
hex#558f1e
rgbrgb(85, 143, 30)
hslhsl(91, 65%, 34%)
oklchoklch(0.588 0.153 133.5)
Closest name: Asparagus Sultan (#6a8e22)Relative luminance 0.2167

Colors that go with #558f1e

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 →

#591e8f

#8d8f1e · #1e8f20

#1e558f · #8f1e55

Split-complementary

Open in tool →

#201e8f · #8f1e8d

#1e8d8f · #591e8f · #8f201e

Contrast

#558f1e as textRatioAAAA largeAAAFix
Aaon white
3.94:1failpassfail
  • AA: use #4d821c as the text (4.64:1)
  • AAA: use #396115 as the text (7.25:1)
  • AA: or shift the background to #171717 (4.55:1)
Aaon black
5.33:1passpassfail
  • AAA: use #64a824 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #558f1e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #558f1e
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 #558f1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/558f1e-acbea2-534edf-202d1f-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