Color

#d72a28

#d72a28
hex#d72a28
rgbrgb(215, 42, 40)
hslhsl(1, 69%, 50%)
oklchoklch(0.571 0.208 27.4)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1626

Colors that go with #d72a28

Charcoal, Royal Blue and Steel Blue 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 →

#28d5d7

#d7287d · #d78228

#28d72a · #2a28d7

Split-complementary

Open in tool →

#28d782 · #287dd7

#7dd728 · #28d5d7 · #8228d7

Contrast

#d72a28 as textRatioAAAA largeAAAFix
Aaon white
4.94:1passpassfail
  • AAA: use #a8211f as the text (7.24:1)
Aaon black
4.25:1failpassfail
  • AA: use #da3734 as the text (4.58:1)
  • AAA: use #e57371 as the text (7.02:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d72a28 as the background.

Brands using this color

Fonts for this mood

#d72a28 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d72a28
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 #d72a28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d72a28-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