Color

#fb5604

#fb5604
hex#fb5604
rgbrgb(251, 86, 4)
hslhsl(20, 97%, 50%)
oklchoklch(0.671 0.213 39.2)
Closest name: orangered (#ff4500)Relative luminance 0.2717

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04a9fb

#fb042d · #fbd204

#04fb56 · #5604fb

Split-complementary

Open in tool →

#04fbd2 · #042dfb

#2dfb04 · #04a9fb · #d204fb

Contrast

#fb5604 as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #ce4703 as the text (4.64:1)
  • AAA: use #9c3502 as the text (7.18:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.43:1passpassfail
  • AAA: use #fc671d as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb5604 as the background.

Brands using this color

Fonts for this mood

#fb5604 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb5604
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 #fb5604 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb5604-c4ae9c-62cbbb-2d2a1f-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