Color

#00b31e

#00b31e
hex#00b31e
rgbrgb(0, 179, 30)
hslhsl(130, 100%, 35%)
oklchoklch(0.665 0.219 143.6)
Closest name: Always Greener Grass (#11aa00)Relative luminance 0.3233

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b30095

#3bb300 · #00b377

#1e00b3 · #b31e00

Split-complementary

Open in tool →

#7700b3 · #b3003b

#003cb3 · #b30095 · #b37700

Contrast

#00b31e as textRatioAAAA largeAAAFix
Aaon white
2.81:1failfailfail
  • AA: use #008a17 as the text (4.52:1)
  • AAA: use #006611 as the text (7.22:1)
  • AA: or shift the background to #303030 (4.69:1)
  • AAA: or shift the background to #0a0a0a (7.04:1)
Aaon black
7.47:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00b31e 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 #00b31e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #00b31e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00b31e-a2beaa-b14edf-1f2d28-ecf1e9?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