Color

#288043

#288043
hex#288043
rgbrgb(40, 128, 67)
hslhsl(138, 52%, 33%)
oklchoklch(0.533 0.125 149.9)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1629

Tints & shades

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

Harmonies

Complementary

Open in tool →

#802866

#3a8028 · #28806e

#432880 · #804328

Split-complementary

Open in tool →

#6e2880 · #80283a

#283a80 · #802866 · #806e28

Contrast

#288043 as textRatioAAAA largeAAAFix
Aaon white
4.93:1passpassfail
  • AAA: use #206535 as the text (7.06:1)
Aaon black
4.26:1failpassfail
  • AA: use #2b8847 as the text (4.72:1)
  • AAA: use #36ab59 as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288043 as the background.

Brands using this color

mcpConnect your agent — build around #288043
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 #288043 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288043-a2beae-be59d4-1f2d29-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