Color

#12bf12

#12bf12
hex#12bf12
rgbrgb(18, 191, 18)
hslhsl(120, 83%, 41%)
oklchoklch(0.699 0.233 142.6)
Closest name: Green Glimmer (#00bb00)Relative luminance 0.3743

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf12bf

#69bf12 · #12bf69

#1212bf · #bf1212

Split-complementary

Open in tool →

#6912bf · #bf1269

#1269bf · #bf12bf · #bf6912

Contrast

#12bf12 as textRatioAAAA largeAAAFix
Aaon white
2.47:1failfailfail
  • AA: use #0d870d as the text (4.68:1)
  • AAA: use #0a670a as the text (7.1:1)
  • AA: or shift the background to #3b3b3b (4.53:1)
  • AAA: or shift the background to #1a1a1a (7.03:1)
Aaon black
8.49:1passpasspassPasses 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 #12bf12 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 #12bf12
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 #12bf12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12bf12-a2bea5-994edf-1f2d25-edf1e9?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