Color

#13aa75

#13aa75
hex#13aa75
rgbrgb(19, 170, 117)
hslhsl(159, 80%, 37%)
oklchoklch(0.654 0.14 161.8)
Closest name: Cosmic Green (#30a877)Relative luminance 0.3017

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa1348

#13aa2a · #1393aa

#7513aa · #aa7513

Split-complementary

Open in tool →

#aa1393 · #aa2a13

#2a13aa · #aa1348 · #93aa13

Contrast

#13aa75 as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #0f855c as the text (4.64:1)
  • AAA: use #0b6546 as the text (7.08:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses 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 #13aa75 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 #13aa75
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 #13aa75 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13aa75-a2beb8-d459c0-1f2c2d-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