Color

#fb8618

#fb8618
hex#fb8618
rgbrgb(251, 134, 24)
hslhsl(29, 97%, 54%)
oklchoklch(0.736 0.176 55.2)
Closest name: Atomic Orange (#f88605)Relative luminance 0.3763

Tints & shades

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

Harmonies

Complementary

Open in tool →

#188dfb

#fb181c · #fbf818

#18fb86 · #8618fb

Split-complementary

Open in tool →

#18fbf8 · #181cfb

#1cfb18 · #188dfb · #f818fb

Contrast

#fb8618 as textRatioAAAA largeAAAFix
Aaon white
2.46:1failfailfail
  • AA: use #ba5b03 as the text (4.58:1)
  • AAA: use #8d4502 as the text (7.04:1)
  • AA: or shift the background to #3b3b3b (4.55:1)
  • AAA: or shift the background to #1a1a1a (7.07:1)
Aaon black
8.53:1passpasspassPasses 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 #fb8618 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#fb8618 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb8618
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 #fb8618 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb8618-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