Color

#d40245

#d40245
hex#d40245
rgbrgb(212, 2, 69)
hslhsl(341, 98%, 42%)
oklchoklch(0.553 0.221 15.6)
Closest name: Akari Red (#c90b42)Relative luminance 0.1447

Colors that go with #d40245

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 →

#02d492

#d402ae · #d42902

#45d402 · #0245d4

Split-complementary

Open in tool →

#02d429 · #02aed4

#aed402 · #02d492 · #2902d4

Contrast

#d40245 as textRatioAAAA largeAAAFix
Aaon white
5.39:1passpassfail
  • AAA: use #b10239 as the text (7.15:1)
Aaon black
3.89:1failpassfail
  • AA: use #e8024b as the text (4.54:1)
  • AAA: use #fd5d90 as the text (7.14:1)
  • AA: or shift the background to #ebebeb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d40245 as the background.

Brands using this color

Fonts for this mood

#d40245 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d40245
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 #d40245 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d40245-c49ca4-62cb77-2d211f-f1e9ef?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