Color

#5b8a05

#5b8a05
hex#5b8a05
rgbrgb(91, 138, 5)
hslhsl(81, 93%, 28%)
oklchoklch(0.577 0.153 129.7)
Closest name: Avocado (#568203)Relative luminance 0.2041

Colors that go with #5b8a05

Crimson, 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 →

#33058a

#8a7605 · #198a05

#055b8a · #8a055b

Split-complementary

Open in tool →

#05198a · #76058a

#058a76 · #33058a · #8a0519

Contrast

#5b8a05 as textRatioAAAA largeAAAFix
Aaon white
4.13:1failpassfail
  • AA: use #558005 as the text (4.69:1)
  • AAA: use #416204 as the text (7.06:1)
  • AA: or shift the background to #121212 (4.53:1)
Aaon black
5.08:1passpassfail
  • AAA: use #6fa706 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b8a05 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

#5b8a05 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b8a05
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 #5b8a05 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b8a05-b1bea2-4e62df-222d1f-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