Color

#039b42

#039b42
hex#039b42
rgbrgb(3, 155, 66)
hslhsl(145, 96%, 31%)
oklchoklch(0.602 0.169 148.9)
Closest name: Green Revolution (#009944)Relative luminance 0.2386

Colors that go with #039b42

Charcoal, Royal Blue 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 →

#9b035c

#109b03 · #039b8e

#42039b · #9b4203

Split-complementary

Open in tool →

#8e039b · #9b0310

#03109b · #9b035c · #9b8e03

Contrast

#039b42 as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #03873a as the text (4.64:1)
  • AAA: use #02642b as the text (7.34:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.77:1passpassfail
  • AAA: use #04af4b as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #039b42 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 #039b42
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 #039b42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/039b42-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