Color

#ff2e35

#ff2e35
hex#ff2e35
rgbrgb(255, 46, 53)
hslhsl(358, 100%, 59%)
oklchoklch(0.646 0.24 26)
Closest name: red (#ff0000)Relative luminance 0.2347

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#2efff8

#ff2e9d · #ff8f2e

#35ff2e · #2e35ff

Split-complementary

Open in tool →

#2eff8f · #2e9dff

#9dff2e · #2efff8 · #8f2eff

Contrast

#ff2e35 as textRatioAAAA largeAAAFix
Aaon white
3.69:1failpassfail
  • AA: use #eb0008 as the text (4.63:1)
  • AAA: use #b30006 as the text (7.19:1)
  • AA: or shift the background to #1c1c1c (4.62:1)
Aaon black
5.69:1passpassfail
  • AAA: use #ff6166 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff2e35 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ff2e35 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff2e35
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ff2e35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff2e35-c49f9c-62cb95-2d251f-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