Color

#f58f00

#f58f00
hex#f58f00
rgbrgb(245, 143, 0)
hslhsl(35, 100%, 48%)
oklchoklch(0.742 0.17 62.6)
Closest name: darkorange (#ff8c00)Relative luminance 0.3906

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0066f5

#f51400 · #e0f500

#00f58f · #8f00f5

Split-complementary

Open in tool →

#00e0f5 · #1400f5

#00f514 · #0066f5 · #f500e0

Contrast

#f58f00 as textRatioAAAA largeAAAFix
Aaon white
2.38:1failfailfail
  • AA: use #ad6500 as the text (4.53:1)
  • AAA: use #804a00 as the text (7.25:1)
  • AA: or shift the background to #3d3d3d (4.56:1)
  • AAA: or shift the background to #1c1c1c (7.15:1)
Aaon black
8.81:1passpasspassPasses 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 #f58f00 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f58f00 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f58f00
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 #f58f00 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f58f00-c4b89c-62c0cb-2d2d1f-f1eae9?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