Color

#ff9f38

#ff9f38
hex#ff9f38
rgbrgb(255, 159, 56)
hslhsl(31, 100%, 61%)
oklchoklch(0.784 0.159 62.8)
Closest name: Bittersweet (#fea051)Relative luminance 0.4634

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3898ff

#ff3b38 · #fcff38

#38ff9f · #9f38ff

Split-complementary

Open in tool →

#38fcff · #3b38ff

#38ff3b · #3898ff · #ff38fc

Contrast

#ff9f38 as textRatioAAAA largeAAAFix
Aaon white
2.05:1failfailfail
  • AA: use #b35c00 as the text (4.72:1)
  • AAA: use #8a4700 as the text (7.04:1)
  • AA: or shift the background to #474747 (4.54:1)
  • AAA: or shift the background to #292929 (7.11:1)
Aaon black
10.27:1passpasspassPasses 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 #ff9f38 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#ff9f38 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff9f38
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 #ff9f38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff9f38-c4b59c-62c7cb-2d2c1f-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