Color

#d01635

#d01635
hex#d01635
rgbrgb(208, 22, 53)
hslhsl(350, 81%, 45%)
oklchoklch(0.549 0.211 21.3)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1424

Colors that go with #d01635

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 →

#16d0b1

#d01692 · #d05416

#35d016 · #1635d0

Split-complementary

Open in tool →

#16d054 · #1692d0

#92d016 · #16d0b1 · #5416d0

Contrast

#d01635 as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #af122d as the text (7.13:1)
Aaon black
3.85:1failpassfail
  • AA: use #e7183b as the text (4.59:1)
  • AAA: use #ef6b81 as the text (7.09:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d01635 as the background.

Brands using this color

Fonts for this mood

#d01635 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d01635
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 #d01635 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d01635-c49c9e-62cb87-2d231f-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