Color

#ff4b0a

#ff4b0a
hex#ff4b0a
rgbrgb(255, 75, 10)
hslhsl(16, 100%, 52%)
oklchoklch(0.666 0.224 36)
Closest name: orangered (#ff4500)Relative luminance 0.2631

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0abeff

#ff0a43 · #ffc60a

#0aff4b · #4b0aff

Split-complementary

Open in tool →

#0affc6 · #0a43ff

#43ff0a · #0abeff · #c60aff

Contrast

#ff4b0a as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #db3a00 as the text (4.55:1)
  • AAA: use #a32c00 as the text (7.2:1)
  • AA: or shift the background to #262626 (4.51:1)
Aaon black
6.26:1passpassfail
  • AAA: use #ff6229 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff4b0a as the background.

Brands using this color

Fonts for this mood

#ff4b0a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff4b0a
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 #ff4b0a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff4b0a-c4ab9c-62cbb4-2d291f-f1e9eb?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