Color

#cff816

#cff816
hex#cff816
rgbrgb(207, 248, 22)
hslhsl(71, 94%, 53%)
oklchoklch(0.917 0.217 121.1)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8046

Colors that go with #cff816

Blue, Crimson and Red 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 →

#4016f8

#f8b016 · #5ef816

#16cff8 · #f816cf

Split-complementary

Open in tool →

#165ef8 · #b016f8

#16f8b0 · #4016f8 · #f8165e

Contrast

#cff816 as textRatioAAAA largeAAAFix
Aaon white
1.23:1failfailfail
  • AA: use #667c04 as the text (4.72:1)
  • AAA: use #4d5e03 as the text (7.2:1)
  • AA: or shift the background to #666666 (4.67:1)
  • AAA: or shift the background to #4a4a4a (7.21:1)
Aaon black
17.09:1passpasspassPasses 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 #cff816 as the background.

Brands using this color

mcpConnect your agent — build around #cff816
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 #cff816 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cff816-b6bea2-4e7adf-252d1f-f1efe9?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