brandsweets

Color

#ffff5c

#ffff5c
hex#ffff5c
rgbrgb(255, 255, 92)
hslhsl(60, 100%, 68%)
oklchoklch(0.971 0.179 109.3)
Closest name: Canary (#fdff63)Relative luminance 0.9355
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
ffff5c5c5cff

#5c5cff

Analogous

Open in tool →
ffff5cffad5cadff5c

#ffad5c · #adff5c

Triadic

Open in tool →
ffff5c5cffffff5cff

#5cffff · #ff5cff

Split-complementary

Open in tool →
ffff5c5cadffad5cff

#5cadff · #ad5cff

Tetradic

Open in tool →
ffff5c5cffad5c5cffff5cad

#5cffad · #5c5cff · #ff5cad

Contrast

#ffff5c as textRatioAAAA largeAAAFix
Aaon white
1.07:1failfailfail
  • AA: use #7a7a00 as the text (4.55:1)
  • AAA: use #5c5c00 as the text (7.03:1)
  • AA: or shift the background to #707070 (4.65:1)
  • AAA: or shift the background to #545454 (7.11:1)
Aaon black
19.71:1passpasspassPasses 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 #ffff5c as the background.

Brands using this color

mcpConnect your agent — build around #ffff5c
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 #ffff5c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffff5c-bbbea2-4e94df-272d1f-f1ede9?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