Color

#f5812e

#f5812e
hex#f5812e
rgbrgb(245, 129, 46)
hslhsl(25, 91%, 57%)
oklchoklch(0.721 0.168 51.3)
Closest name: À l’Orange (#f2850d)Relative luminance 0.3531

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2ea2f5

#f52e3e · #f5e52e

#2ef581 · #812ef5

Split-complementary

Open in tool →

#2ef5e5 · #2e3ef5

#3ef52e · #2ea2f5 · #e52ef5

Contrast

#f5812e as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #be5409 as the text (4.71:1)
  • AAA: use #924107 as the text (7.04:1)
  • AA: or shift the background to #383838 (4.5:1)
  • AAA: or shift the background to #141414 (7.07:1)
Aaon black
8.06:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f5812e as the background.

Brands using this color

Fonts for this mood

#f5812e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f5812e
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 #f5812e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f5812e-c4b19c-62cbc4-2d2b1f-f1e9ea?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