Color

#5b8a15

#5b8a15
hex#5b8a15
rgbrgb(91, 138, 21)
hslhsl(84, 74%, 31%)
oklchoklch(0.578 0.148 130.3)
Closest name: Enchanted Forest (#5c821a)Relative luminance 0.2046

Colors that go with #5b8a15

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 →

#43158a

#8a7e15 · #208a15

#155b8a · #8a155b

Split-complementary

Open in tool →

#15208a · #7e158a

#158a7e · #43158a · #8a1520

Contrast

#5b8a15 as textRatioAAAA largeAAAFix
Aaon white
4.12:1failpassfail
  • AA: use #558113 as the text (4.63:1)
  • AAA: use #40620f as the text (7.07:1)
  • AA: or shift the background to #121212 (4.54:1)
Aaon black
5.09:1passpassfail
  • AAA: use #6fa919 as the text (7.37:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b8a15 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 #5b8a15
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 #5b8a15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b8a15-afbea2-4e5adf-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