Color

#90a40e

#90a40e
hex#90a40e
rgbrgb(144, 164, 14)
hslhsl(68, 84%, 35%)
oklchoklch(0.679 0.155 118.2)
Closest name: Augustus Asparagus (#90aa0b)Relative luminance 0.3251

Colors that go with #90a40e

Medium Purple, Blue and Charcoal 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 →

#220ea4

#a46d0e · #45a40e

#0e90a4 · #a40e90

Split-complementary

Open in tool →

#0e45a4 · #6d0ea4

#0ea46d · #220ea4 · #a40e45

Contrast

#90a40e as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #6b7a0b as the text (4.76:1)
  • AAA: use #525e08 as the text (7.09:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.07:1)
Aaon black
7.5:1passpasspassPasses 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 #90a40e 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 #90a40e
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 #90a40e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90a40e-b7bea2-4e81df-252d1f-f1eee9?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