Color

#12fdb2

#12fdb2
hex#12fdb2
rgbrgb(18, 253, 178)
hslhsl(161, 98%, 53%)
oklchoklch(0.88 0.189 162.7)
Closest name: Hyperpop Green (#17f9a6)Relative luminance 0.7359

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd125c

#12fd3d · #12d2fd

#b212fd · #fdb212

Split-complementary

Open in tool →

#fd12d2 · #fd3d12

#3d12fd · #fd125c · #d2fd12

Contrast

#12fdb2 as textRatioAAAA largeAAAFix
Aaon white
1.34:1failfailfail
  • AA: use #01835a as the text (4.78:1)
  • AAA: use #016545 as the text (7.12:1)
  • AA: or shift the background to #616161 (4.64:1)
  • AAA: or shift the background to #454545 (7.18:1)
Aaon black
15.72:1passpasspassPasses 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 #12fdb2 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 #12fdb2
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 #12fdb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12fdb2-a2beb8-d459bb-1f2c2d-e9f1eb?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