Color

#d80338

#d80338
hex#d80338
rgbrgb(216, 3, 56)
hslhsl(345, 97%, 43%)
oklchoklch(0.559 0.223 20.1)
Closest name: crimson (#dc143c)Relative luminance 0.1495

Colors that go with #d80338

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 →

#03d8a3

#d803a3 · #d83803

#38d803 · #0338d8

Split-complementary

Open in tool →

#03d838 · #03a3d8

#a3d803 · #03d8a3 · #3803d8

Contrast

#d80338 as textRatioAAAA largeAAAFix
Aaon white
5.26:1passpassfail
  • AAA: use #b0032e as the text (7.25:1)
Aaon black
3.99:1failpassfail
  • AA: use #ec043e as the text (4.65:1)
  • AAA: use #fd5e86 as the text (7.12:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d80338 as the background.

Brands using this color

Fonts for this mood

#d80338 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d80338
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 #d80338 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d80338-c49ca1-62cb7e-2d221f-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