Color

#90d507

#90d507
hex#90d507
rgbrgb(144, 213, 7)
hslhsl(80, 94%, 43%)
oklchoklch(0.796 0.211 129.4)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5353

Colors that go with #90d507

Deep Sky Blue, Taupe and Violet 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 →

#4b07d5

#d5b207 · #29d507

#0790d5 · #d50790

Split-complementary

Open in tool →

#0729d5 · #b207d5

#07d5b2 · #4b07d5 · #d50729

Contrast

#90d507 as textRatioAAAA largeAAAFix
Aaon white
1.79:1failfailfail
  • AA: use #578104 as the text (4.62:1)
  • AAA: use #405e03 as the text (7.45:1)
  • AA: or shift the background to #4f4f4f (4.57:1)
  • AAA: or shift the background to #333333 (7.04:1)
Aaon black
11.71:1passpasspassPasses 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 #90d507 as the background.

Brands using this color

mcpConnect your agent — build around #90d507
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 #90d507 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90d507-b1bea2-4e64df-232d1f-f1f0e9?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