Color

#e70704

#e70704
hex#e70704
rgbrgb(231, 7, 4)
hslhsl(1, 97%, 46%)
oklchoklch(0.584 0.238 29.2)
Closest name: Alarm (#ec0003)Relative luminance 0.1715

Colors that go with #e70704

Charcoal, Royal Blue and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04e3e7

#e70472 · #e77904

#04e707 · #0704e7

Split-complementary

Open in tool →

#04e779 · #0472e7

#72e704 · #04e3e7 · #7904e7

Contrast

#e70704 as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #b50603 as the text (7.02:1)
Aaon black
4.43:1failpassfail
  • AA: use #ec0704 as the text (4.6:1)
  • AAA: use #fd615e as the text (7.05:1)
  • AA: or shift the background to #fafafa (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e70704 as the background.

Brands using this color

Fonts for this mood

#e70704 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e70704
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #e70704 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e70704-c4a19c-62cb9a-2d261f-f1e9ed?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