Color

#299e42

#299e42
hex#299e42
rgbrgb(41, 158, 66)
hslhsl(133, 59%, 39%)
oklchoklch(0.615 0.166 146.6)
Closest name: Green Revolution (#009944)Relative luminance 0.2532

Colors that go with #299e42

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 →

#9e2985

#4a9e29 · #299e7d

#42299e · #9e4229

Split-complementary

Open in tool →

#7d299e · #9e294a

#294a9e · #9e2985 · #9e7d29

Contrast

#299e42 as textRatioAAAA largeAAAFix
Aaon white
3.46:1failpassfail
  • AA: use #238638 as the text (4.63:1)
  • AAA: use #1a652a as the text (7.15:1)
  • AA: or shift the background to #212121 (4.65:1)
Aaon black
6.06:1passpassfail
  • AAA: use #2dae49 as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #299e42 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #299e42
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 #299e42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/299e42-a2beab-b84edf-1f2d28-ebf1e9?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