Color

#ffb01f

#ffb01f
hex#ffb01f
rgbrgb(255, 176, 31)
hslhsl(39, 100%, 56%)
oklchoklch(0.813 0.165 75.1)
Closest name: orange (#ffa500)Relative luminance 0.5241

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f6dff

#ff401f · #ddff1f

#1fffb0 · #b01fff

Split-complementary

Open in tool →

#1fddff · #401fff

#1fff40 · #1f6dff · #ff1fdd

Contrast

#ffb01f as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #a36a00 as the text (4.55:1)
  • AAA: use #7a5000 as the text (7.06:1)
  • AA: or shift the background to #4d4d4d (4.62:1)
  • AAA: or shift the background to #303030 (7.22:1)
Aaon black
11.48:1passpasspassPasses 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 #ffb01f as the background.

Brands using this color

Fonts for this mood

#ffb01f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ffb01f
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 #ffb01f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffb01f-c4ba9c-62b9cb-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