Color

#45a17c

#45a17c
hex#45a17c
rgbrgb(69, 161, 124)
hslhsl(156, 40%, 45%)
oklchoklch(0.643 0.105 164.2)
Closest name: Cosmic Green (#30a877)Relative luminance 0.2821

Colors that go with #45a17c

Charcoal, Chocolate and Copper lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #45a17c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a1456a

#45a14e · #4597a1

#7c45a1 · #a17c45

Split-complementary

Open in tool →

#a14597 · #a14e45

#4e45a1 · #a1456a · #97a145

Contrast

#45a17c as textRatioAAAA largeAAAFix
Aaon white
3.16:1failpassfail
  • AA: use #398466 as the text (4.5:1)
  • AAA: use #29604a as the text (7.33:1)
  • AA: or shift the background to #292929 (4.6:1)
Aaon black
6.64:1passpassfail
  • AAA: use #48a881 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45a17c 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 #45a17c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #45a17c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45a17c-a2beb6-d459c6-1f2d2d-e9f1ea?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