Color

#129b82

#129b82
hex#129b82
rgbrgb(18, 155, 130)
hslhsl(169, 79%, 34%)
oklchoklch(0.617 0.113 175.4)
Closest name: Green Dynasty (#00988e)Relative luminance 0.2518

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b122b

#129b3e · #12709b

#82129b · #9b8212

Split-complementary

Open in tool →

#9b1270 · #9b3e12

#3e129b · #9b122b · #709b12

Contrast

#129b82 as textRatioAAAA largeAAAFix
Aaon white
3.48:1failpassfail
  • AA: use #10846f as the text (4.61:1)
  • AAA: use #0c6454 as the text (7.08:1)
  • AA: or shift the background to #212121 (4.63:1)
Aaon black
6.04:1passpassfail
  • AAA: use #14a98e as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #129b82 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 #129b82
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 #129b82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/129b82-a2bebc-d459ab-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