Color

#1fefbf

#1fefbf
hex#1fefbf
rgbrgb(31, 239, 191)
hslhsl(166, 87%, 53%)
oklchoklch(0.849 0.163 170.9)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.6579

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef1f50

#1fef56 · #1fb8ef

#bf1fef · #efbf1f

Split-complementary

Open in tool →

#ef1fb8 · #ef561f

#561fef · #ef1f50 · #b8ef1f

Contrast

#1fefbf as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #098669 as the text (4.54:1)
  • AAA: use #07644e as the text (7.14:1)
  • AA: or shift the background to #5c5c5c (4.51:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.16:1passpasspassPasses 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 #1fefbf 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 #1fefbf
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 #1fefbf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fefbf-a2bebb-d459b1-1f2a2d-e9f1ec?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