Color

#affa19

#affa19
hex#affa19
rgbrgb(175, 250, 25)
hslhsl(80, 96%, 54%)
oklchoklch(0.902 0.233 128.5)
Closest name: greenyellow (#adff2f)Relative luminance 0.7756

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6419fa

#fad519 · #3ffa19

#19affa · #fa19af

Split-complementary

Open in tool →

#193ffa · #d519fa

#19fad5 · #6419fa · #fa193f

Contrast

#affa19 as textRatioAAAA largeAAAFix
Aaon white
1.27:1failfailfail
  • AA: use #588203 as the text (4.56:1)
  • AAA: use #405f02 as the text (7.35:1)
  • AA: or shift the background to #666666 (4.51:1)
  • AAA: or shift the background to #474747 (7.31:1)
Aaon black
16.51:1passpasspassPasses 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 #affa19 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 #affa19
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 #affa19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/affa19-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