brandsweets

Color

#439d5b

#439d5b
hex#439d5b
rgbrgb(67, 157, 91)
hslhsl(136, 40%, 44%)
oklchoklch(0.624 0.131 149.8)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.2606
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
439d5b9d4385

#9d4385

Analogous

Open in tool →
439d5b589d43439d88

#589d43 · #439d88

Triadic

Open in tool →
439d5b5b439d9d5b43

#5b439d · #9d5b43

Split-complementary

Open in tool →
439d5b88439d9d4358

#88439d · #9d4358

Tetradic

Open in tool →
439d5b43589d9d43859d8843

#43589d · #9d4385 · #9d8843

Contrast

#439d5b as textRatioAAAA largeAAAFix
Aaon white
3.38:1failpassfail
  • AA: use #39844d as the text (4.58:1)
  • AAA: use #2b643a as the text (7.03:1)
  • AA: or shift the background to #242424 (4.59:1)
Aaon black
6.21:1passpassfail
  • AAA: use #48a861 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #439d5b as the background.

Brands using this color

mcpConnect your agent — build around #439d5b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

›analyze #439d5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/439d5b-a2bead-b959d4-1f2d29-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