Color

#ff5b2e

#ff5b2e
hex#ff5b2e
rgbrgb(255, 91, 46)
hslhsl(13, 100%, 59%)
oklchoklch(0.684 0.208 35.7)
Closest name: tomato (#ff6347)Relative luminance 0.2894

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2ed2ff

#ff2e69 · #ffc42e

#2eff5b · #5b2eff

Split-complementary

Open in tool →

#2effc4 · #2e69ff

#69ff2e · #2ed2ff · #c42eff

Contrast

#ff5b2e as textRatioAAAA largeAAAFix
Aaon white
3.09:1failpassfail
  • AA: use #e03100 as the text (4.56:1)
  • AAA: use #a82400 as the text (7.2:1)
  • AA: or shift the background to #2b2b2b (4.58:1)
Aaon black
6.79:1passpassfail
  • AAA: use #ff6338 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff5b2e as the background.

Brands using this color

Fonts for this mood

#ff5b2e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff5b2e
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 #ff5b2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff5b2e-c4a99c-62cbaf-2d281f-f1e9eb?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