Color

#ff512e

#ff512e
hex#ff512e
rgbrgb(255, 81, 46)
hslhsl(10, 100%, 59%)
oklchoklch(0.674 0.216 33.2)
Closest name: orangered (#ff4500)Relative luminance 0.2734

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2edcff

#ff2e74 · #ffb92e

#2eff51 · #512eff

Split-complementary

Open in tool →

#2effb9 · #2e74ff

#74ff2e · #2edcff · #b92eff

Contrast

#ff512e as textRatioAAAA largeAAAFix
Aaon white
3.25:1failpassfail
  • AA: use #e62600 as the text (4.52:1)
  • AAA: use #ad1d00 as the text (7.11:1)
  • AA: or shift the background to #262626 (4.66:1)
Aaon black
6.47:1passpassfail
  • AAA: use #ff6242 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff512e as the background.

Brands using this color

Fonts for this mood

#ff512e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff512e
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 #ff512e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff512e-c4a79c-62cbaa-2d281f-f1e9ec?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