Color

#cd1824

#cd1824
hex#cd1824
rgbrgb(205, 24, 36)
hslhsl(356, 79%, 45%)
oklchoklch(0.542 0.209 25.8)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1376

Colors that go with #cd1824

Royal Blue, Steel Blue and Teal 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 →

#18cdc1

#cd187f · #cd6718

#24cd18 · #1824cd

Split-complementary

Open in tool →

#18cd67 · #187fcd

#7fcd18 · #18cdc1 · #6718cd

Contrast

#cd1824 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #ad141f as the text (7.25:1)
Aaon black
3.75:1failpassfail
  • AA: use #e51f2d as the text (4.57:1)
  • AAA: use #ee6d76 as the text (7.08:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cd1824 as the background.

Brands using this color

Fonts for this mood

#cd1824 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cd1824
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 #cd1824 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cd1824-c49e9c-62cb91-2d241f-f1e9ee?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