Color

#ffa91f

#ffa91f
hex#ffa91f
rgbrgb(255, 169, 31)
hslhsl(37, 100%, 56%)
oklchoklch(0.8 0.166 71.3)
Closest name: orange (#ffa500)Relative luminance 0.4973

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f75ff

#ff391f · #e5ff1f

#1fffa9 · #a91fff

Split-complementary

Open in tool →

#1fe5ff · #391fff

#1fff39 · #1f75ff · #ff1fe5

Contrast

#ffa91f as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #a86800 as the text (4.52:1)
  • AAA: use #7a4b00 as the text (7.41:1)
  • AA: or shift the background to #4a4a4a (4.62:1)
  • AAA: or shift the background to #2e2e2e (7.08:1)
Aaon black
10.95:1passpasspassPasses 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 #ffa91f as the background.

Brands using this color

Fonts for this mood

#ffa91f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ffa91f
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 #ffa91f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffa91f-c4b99c-62bdcb-2c2d1f-f1eae9?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