Color

#ec5504

#ec5504
hex#ec5504
rgbrgb(236, 85, 4)
hslhsl(21, 97%, 47%)
oklchoklch(0.645 0.199 40.5)
Closest name: Baptism by Fire (#e6490b)Relative luminance 0.2434

Tints & shades

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

Harmonies

Complementary

Open in tool →

#049bec

#ec0426 · #ecc904

#04ec55 · #5504ec

Split-complementary

Open in tool →

#04ecc9 · #0426ec

#26ec04 · #049bec · #c904ec

Contrast

#ec5504 as textRatioAAAA largeAAAFix
Aaon white
3.58:1failpassfail
  • AA: use #ce4a03 as the text (4.56:1)
  • AAA: use #9c3802 as the text (7.05:1)
  • AA: or shift the background to #1f1f1f (4.61:1)
Aaon black
5.87:1passpassfail
  • AAA: use #fb6818 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 #ec5504 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ec5504 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ec5504
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 #ec5504 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ec5504-c4af9c-62cbbd-2d2a1f-f1e9ea?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