Color

#d3454c

#d3454c
hex#d3454c
rgbrgb(211, 69, 76)
hslhsl(357, 62%, 55%)
oklchoklch(0.593 0.178 21.7)
Closest name: Autumn Fire (#c44e4f)Relative luminance 0.1863

Colors that go with #d3454c

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 →

#45d3cc

#d34593 · #d38545

#4cd345 · #454cd3

Split-complementary

Open in tool →

#45d385 · #4593d3

#93d345 · #45d3cc · #8545d3

Contrast

#d3454c as textRatioAAAA largeAAAFix
Aaon white
4.44:1failpassfail
  • AA: use #d24148 as the text (4.58:1)
  • AAA: use #a5272d as the text (7.17:1)
  • AA: or shift the background to #080808 (4.51:1)
Aaon black
4.73:1passpassfail
  • AAA: use #df777c as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d3454c as the background.

Brands using this color

Fonts for this mood

#d3454c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d3454c
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 #d3454c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d3454c-c49f9c-62cb93-2d251f-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