Color

#1bf334

#1bf334
hex#1bf334
rgbrgb(27, 243, 52)
hslhsl(127, 90%, 53%)
oklchoklch(0.838 0.27 143.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6458

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f31bda

#6ef31b · #1bf3a0

#341bf3 · #f3341b

Split-complementary

Open in tool →

#a01bf3 · #f31b6e

#1b6ef3 · #f31bda · #f3a01b

Contrast

#1bf334 as textRatioAAAA largeAAAFix
Aaon white
1.51:1failfailfail
  • AA: use #078816 as the text (4.62:1)
  • AAA: use #056611 as the text (7.2:1)
  • AA: or shift the background to #595959 (4.64:1)
  • AAA: or shift the background to #3d3d3d (7.2:1)
Aaon black
13.92:1passpasspassPasses 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 #1bf334 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 #1bf334
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 #1bf334 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1bf334-a2bea8-aa4edf-1f2d27-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