Color

#45a56d

#45a56d
hex#45a56d
rgbrgb(69, 165, 109)
hslhsl(145, 41%, 46%)
oklchoklch(0.65 0.124 155)
Closest name: Cosmic Green (#30a877)Relative luminance 0.2928

Colors that go with #45a56d

Charcoal, Blue and Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a5457d

#4da545 · #45a59d

#6d45a5 · #a56d45

Split-complementary

Open in tool →

#9d45a5 · #a5454d

#454da5 · #a5457d · #a59d45

Contrast

#45a56d as textRatioAAAA largeAAAFix
Aaon white
3.06:1failpassfail
  • AA: use #388558 as the text (4.5:1)
  • AAA: use #296140 as the text (7.3:1)
  • AA: or shift the background to #2b2b2b (4.62:1)
Aaon black
6.86:1passpassfail
  • AAA: use #47a970 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45a56d 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 #45a56d
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 #45a56d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45a56d-a2beb1-cc59d4-1f2d2b-eaf1e9?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