Color

#f53845

#f53845
hex#f53845
rgbrgb(245, 56, 69)
hslhsl(356, 90%, 59%)
oklchoklch(0.637 0.223 23.1)
Closest name: Angry Flamingo (#f04e45)Relative luminance 0.2267

Colors that go with #f53845

Charcoal, Dodger 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 →

#38f5e8

#f538a3 · #f58a38

#45f538 · #3845f5

Split-complementary

Open in tool →

#38f58a · #38a3f5

#a3f538 · #38f5e8 · #8a38f5

Contrast

#f53845 as textRatioAAAA largeAAAFix
Aaon white
3.79:1failpassfail
  • AA: use #e90c1b as the text (4.63:1)
  • AAA: use #b30915 as the text (7.08:1)
  • AA: or shift the background to #1a1a1a (4.59:1)
Aaon black
5.53:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f53845 as the background.

Brands using this color

Fonts for this mood

#f53845 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f53845
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 #f53845 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f53845-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