Color

#fd810d

#fd810d
hex#fd810d
rgbrgb(253, 129, 13)
hslhsl(29, 98%, 52%)
oklchoklch(0.731 0.182 53.2)
Closest name: Atomic Orange (#f88605)Relative luminance 0.3661

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d89fd

#fd0d11 · #fdf90d

#0dfd81 · #810dfd

Split-complementary

Open in tool →

#0dfdf9 · #0d11fd

#11fd0d · #0d89fd · #f90dfd

Contrast

#fd810d as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #bb5b02 as the text (4.56:1)
  • AAA: use #8d4501 as the text (7.04:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.1:1)
Aaon black
8.32:1passpasspassPasses 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 #fd810d as the background.

Brands using this color

Fonts for this mood

#fd810d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fd810d
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 #fd810d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fd810d-c4b49c-62cbcb-2d2c1f-f1e9e9?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