Color

#fb233c

#fb233c
hex#fb233c
rgbrgb(251, 35, 60)
hslhsl(353, 96%, 56%)
oklchoklch(0.634 0.241 23.2)
Closest name: red (#ff0000)Relative luminance 0.2204

Colors that go with #fb233c

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 →

#23fbe1

#fb23a8 · #fb7623

#3cfb23 · #233cfb

Split-complementary

Open in tool →

#23fb76 · #23a8fb

#a8fb23 · #23fbe1 · #7623fb

Contrast

#fb233c as textRatioAAAA largeAAAFix
Aaon white
3.88:1failpassfail
  • AA: use #eb0520 as the text (4.59:1)
  • AAA: use #b40418 as the text (7.07:1)
  • AA: or shift the background to #171717 (4.62:1)
Aaon black
5.41:1passpassfail
  • AAA: use #fc5f71 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb233c as the background.

Brands using this color

Fonts for this mood

#fb233c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb233c
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 #fb233c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb233c-c49c9c-62cb8c-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