Color

#ffbd38

#ffbd38
hex#ffbd38
rgbrgb(255, 189, 56)
hslhsl(40, 100%, 61%)
oklchoklch(0.838 0.158 80.1)
Closest name: Amber (#ffbf00)Relative luminance 0.5794

Tints & shades

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

Harmonies

Complementary

Open in tool →

#387aff

#ff5938 · #deff38

#38ffbd · #bd38ff

Split-complementary

Open in tool →

#38deff · #5938ff

#38ff59 · #387aff · #ff38de

Contrast

#ffbd38 as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #9e6900 as the text (4.69:1)
  • AAA: use #754e00 as the text (7.38:1)
  • AA: or shift the background to #545454 (4.54:1)
  • AAA: or shift the background to #383838 (7.03:1)
Aaon black
12.59:1passpasspassPasses 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 #ffbd38 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ffbd38 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ffbd38
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 #ffbd38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffbd38-c4bb9c-62b8cb-2c2d1f-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