Color

#45a148

#45a148
hex#45a148
rgbrgb(69, 161, 72)
hslhsl(122, 40%, 45%)
oklchoklch(0.633 0.154 144)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2722

Colors that go with #45a148

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 →

#a1459e

#70a145 · #45a176

#4845a1 · #a14845

Split-complementary

Open in tool →

#7645a1 · #a14570

#4570a1 · #a1459e · #a17645

Contrast

#45a148 as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #39843b as the text (4.63:1)
  • AAA: use #2b642d as the text (7.09:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.44:1passpassfail
  • AAA: use #49ab4d as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45a148 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 #45a148
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 #45a148 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45a148-a2bea6-9e4edf-1f2d26-edf1e9?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