Color

#ec4904

#ec4904
hex#ec4904
rgbrgb(236, 73, 4)
hslhsl(18, 97%, 47%)
oklchoklch(0.632 0.209 37.3)
Closest name: Baptism by Fire (#e6490b)Relative luminance 0.2261

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04a6ec

#ec0432 · #ecbe04

#04ec49 · #4904ec

Split-complementary

Open in tool →

#04ecbe · #0432ec

#32ec04 · #04a6ec · #be04ec

Contrast

#ec4904 as textRatioAAAA largeAAAFix
Aaon white
3.8:1failpassfail
  • AA: use #d34203 as the text (4.62:1)
  • AAA: use #a13202 as the text (7.06:1)
  • AA: or shift the background to #1a1a1a (4.58:1)
Aaon black
5.52:1passpassfail
  • AAA: use #fc6727 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ec4904 as the background.

Brands using this color

Fonts for this mood

#ec4904 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ec4904
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 #ec4904 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ec4904-c4ad9c-62cbb8-2d291f-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