Color

#3a7e58

#3a7e58
hex#3a7e58
rgbrgb(58, 126, 88)
hslhsl(146, 37%, 36%)
oklchoklch(0.538 0.092 156.8)
Closest name: Amazon (#387b54)Relative luminance 0.1653

Colors that go with #3a7e58

Charcoal, Medium Violet Red and Blue 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 →

#7e3a60

#3e7e3a · #3a7e79

#573a7e · #7e573a

Split-complementary

Open in tool →

#793a7e · #7e3a3e

#3a3e7e · #7e3a60 · #7e793a

Contrast

#3a7e58 as textRatioAAAA largeAAAFix
Aaon white
4.88:1passpassfail
  • AAA: use #2d6244 as the text (7.14:1)
Aaon black
4.31:1failpassfail
  • AA: use #3d855c as the text (4.71:1)
  • AAA: use #4da874 as the text (7.17:1)
  • AA: or shift the background to #f7f7f7 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a7e58 as the background.

Brands using this color

mcpConnect your agent — build around #3a7e58
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 #3a7e58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a7e58-a2beb1-ce59d4-1f2d2b-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