Color

#90b040

#90b040
hex#90b040
rgbrgb(144, 176, 64)
hslhsl(77, 47%, 47%)
oklchoklch(0.711 0.143 123.6)
Closest name: Augustus Asparagus (#90aa0b)Relative luminance 0.3735

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f40b0

#b09840 · #58b040

#4090b0 · #b04090

Split-complementary

Open in tool →

#4058b0 · #9840b0

#40b098 · #5f40b0 · #b04058

Contrast

#90b040 as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #687f2e as the text (4.5:1)
  • AAA: use #4d5e22 as the text (7.14:1)
  • AA: or shift the background to #3b3b3b (4.52:1)
  • AAA: or shift the background to #1a1a1a (7.02:1)
Aaon black
8.47:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90b040 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 #90b040
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 #90b040 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90b040-b3bea2-4e6bdf-232d1f-f1efe9?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