Color

#1bfb13

#1bfb13
hex#1bfb13
rgbrgb(27, 251, 19)
hslhsl(118, 97%, 53%)
oklchoklch(0.858 0.287 142.4)
Closest name: Acid (#00ff22)Relative luminance 0.6927

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f413fb

#8ffb13 · #13fb7f

#131bfb · #fb131b

Split-complementary

Open in tool →

#7f13fb · #fb138f

#138ffb · #f413fb · #fb7f13

Contrast

#1bfb13 as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #078802 as the text (4.63:1)
  • AAA: use #056402 as the text (7.42:1)
  • AA: or shift the background to #5e5e5e (4.59:1)
  • AAA: or shift the background to #424242 (7.11:1)
Aaon black
14.85:1passpasspassPasses 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 #1bfb13 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 #1bfb13
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 #1bfb13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1bfb13-a2bea4-944edf-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