Color

#aff23a

#aff23a
hex#aff23a
rgbrgb(175, 242, 58)
hslhsl(82, 88%, 59%)
oklchoklch(0.885 0.213 128.2)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7292

Colors that go with #aff23a

Violet, Charcoal and Deep Pink 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 →

#7e3af2

#f2da3a · #53f23a

#3aaff2 · #f23aaf

Split-complementary

Open in tool →

#3a53f2 · #da3af2

#3af2da · #7e3af2 · #f23a53

Contrast

#aff23a as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #558108 as the text (4.64:1)
  • AAA: use #3f6006 as the text (7.27:1)
  • AA: or shift the background to #616161 (4.6:1)
  • AAA: or shift the background to #454545 (7.12:1)
Aaon black
15.58:1passpasspassPasses 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 #aff23a 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 #aff23a
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 #aff23a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aff23a-b0bea2-4e5fdf-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