Color

#12a136

#12a136
hex#12a136
rgbrgb(18, 161, 54)
hslhsl(135, 80%, 35%)
oklchoklch(0.619 0.184 145.9)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2588

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a1127d

#36a112 · #12a17d

#3612a1 · #a13612

Split-complementary

Open in tool →

#7d12a1 · #a11236

#1236a1 · #a1127d · #a17d12

Contrast

#12a136 as textRatioAAAA largeAAAFix
Aaon white
3.4:1failpassfail
  • AA: use #0f852c as the text (4.76:1)
  • AAA: use #0b6522 as the text (7.24:1)
  • AA: or shift the background to #242424 (4.57:1)
Aaon black
6.18:1passpassfail
  • AAA: use #13ae3a as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12a136 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #12a136
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 #12a136 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12a136-a2beac-b759d4-1f2d29-ebf1e9?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