Color

#aff73b

#aff73b
hex#aff73b
rgbrgb(175, 247, 59)
hslhsl(83, 92%, 60%)
oklchoklch(0.896 0.218 129)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7595

Colors that go with #aff73b

Violet, Charcoal and Gold 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 →

#833bf7

#f7e13b · #51f73b

#3baff7 · #f73baf

Split-complementary

Open in tool →

#3b51f7 · #e13bf7

#3bf7e1 · #833bf7 · #f73b51

Contrast

#aff73b as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #517f05 as the text (4.79:1)
  • AAA: use #3e6204 as the text (7.11:1)
  • AA: or shift the background to #636363 (4.63:1)
  • AAA: or shift the background to #474747 (7.16:1)
Aaon black
16.19:1passpasspassPasses 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 #aff73b 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 #aff73b
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 #aff73b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aff73b-b0bea2-4e5ddf-222d1f-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