Color

#f8312a

#f8312a
hex#f8312a
rgbrgb(248, 49, 42)
hslhsl(2, 94%, 57%)
oklchoklch(0.634 0.233 28.3)
Closest name: Apple Cherry (#f81404)Relative luminance 0.2232

Colors that go with #f8312a

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 →

#2af2f8

#f82a8a · #f8982a

#2af831 · #312af8

Split-complementary

Open in tool →

#2af898 · #2a8af8

#8af82a · #2af2f8 · #982af8

Contrast

#f8312a as textRatioAAAA largeAAAFix
Aaon white
3.84:1failpassfail
  • AA: use #e90f07 as the text (4.63:1)
  • AAA: use #b20b06 as the text (7.13:1)
  • AA: or shift the background to #1a1a1a (4.53:1)
Aaon black
5.46:1passpassfail
  • AAA: use #fa6661 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f8312a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f8312a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f8312a
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 #f8312a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f8312a-c4a29c-62cb9c-2d261f-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