Color

#ffc642

#ffc642
hex#ffc642
rgbrgb(255, 198, 66)
hslhsl(42, 100%, 63%)
oklchoklch(0.856 0.155 84.2)
Closest name: Angry Pasta (#ffcc55)Relative luminance 0.6204

Tints & shades

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

Harmonies

Complementary

Open in tool →

#427bff

#ff6842 · #d9ff42

#42ffc6 · #c642ff

Split-complementary

Open in tool →

#42d9ff · #6842ff

#42ff68 · #427bff · #ff42d9

Contrast

#ffc642 as textRatioAAAA largeAAAFix
Aaon white
1.57:1failfailfail
  • AA: use #996b00 as the text (4.71:1)
  • AAA: use #755200 as the text (7.09:1)
  • AA: or shift the background to #575757 (4.61:1)
  • AAA: or shift the background to #3b3b3b (7.15:1)
Aaon black
13.41:1passpasspassPasses 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 #ffc642 as the background.

Brands using this color

Fonts for this mood

#ffc642 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ffc642
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 #ffc642 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffc642-c4bc9c-62b4cb-2b2d1f-f1ebe9?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