# #fac105

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#fac105`
- RGB: rgb(250, 193, 5)
- HSL: hsl(46, 96%, 50%)
- OKLCH: oklch(0.839 0.171 86.9)
- Relative luminance: 0.5847
- Nearest named color: Amber (#ffbf00, Δ 0.872) — https://brandsweets.com/colors/amber
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/fac105

## Tints & shades

- Tints (toward white): #fac71e, #fbcd37, #fbd24b, #fcd864, #fcdf7d, #fde596, #fdebaf, #fef0c3, #fef6dc, #fffdf5
- Shades (toward black): #e1ae05, #cd9e04, #b48b04, #a07b03, #876803, #6e5502, #5a4502, #413201, #2d2301, #140f00

## Harmonies

- Complementary: #053efa
- Analogous: #fa4605, #b9fa05
- Triadic: #05fac1, #c105fa
- Split-complementary: #05b9fa, #4605fa
- Tetradic: #05fa46, #053efa, #fa05b9

## Colors that go with #fac105

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #fac105: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Coastal (https://brandsweets.com/palettes/cool#coastal), Lido (https://brandsweets.com/palettes/vivid#lido), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: complementary] — Cornflower Blue sits directly opposite #fac105 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: split] — Deep Sky Blue is a split-complement of #fac105: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Crimson** #dc143c [pool] — Crimson is paired with #fac105 in 7 real palettes, including McDonald's's brand system and Tabloid, as the supporting colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #fac105 in 4 real palettes, including Farmers Market and Miro's brand system, as the supporting colour. Seen in: Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Miro (https://brandsweets.com/colors/brands/miro-com), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #fac105: 11 real palettes, including Warner Bros.'s brand system and Walmart's brand system, as the supporting colour. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #fac105: 5 real palettes, including Google's brand system and Heatwave, as the lead colour. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Miro (https://brandsweets.com/colors/brands/miro-com), PostHog (https://brandsweets.com/colors/brands/posthog-com). — https://brandsweets.com/colors/dodgerblue
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #fac105 in 4 real palettes, including Olympics's brand system and Mint Modern, as the accent. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/mediumseagreen

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.65:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #917003 (4.64:1); AA: background → #545454 (4.58:1); AAA: text → #6e5502 (7.09:1); AAA: background → #383838 (7.09:1)
- On black (#000000): 12.69:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Ahrefs** — secondary #fac000 (Δ 0.234) — https://brandsweets.com/colors/brands/ahrefs-com
- **Salesforce** — accent #fcc003 (Δ 0.373) — https://brandsweets.com/colors/brands/salesforce-com
- **Warner Bros.** — accent #fec200 (Δ 0.694) — https://brandsweets.com/colors/brands/warnerbros-com
- **Walmart** — accent #fcc422 (Δ 0.937) — https://brandsweets.com/colors/brands/walmart-com
- **Google** — accent #fbbc05 (Δ 1.219) — https://brandsweets.com/colors/brands/google-com
- **Southwest Airlines** — accent #ffbf27 (Δ 1.405) — https://brandsweets.com/colors/brands/southwest-com
- **Lemon Squeezy** — primary #fcc434 (Δ 1.467) — https://brandsweets.com/colors/brands/lemonsqueezy-com
- **McDonald's** — primary #ffc72c (Δ 1.853) — https://brandsweets.com/colors/brands/mcdonalds-com

## Curated palettes containing it

- **Blueprint** (technical, cool, modern, dark) — #38bdf8, #818cf8, #fbbf24, #0f172a, #e2e8f0 — Cyan and indigo on navy is the developer-tool look; amber is the only warm note, so it always reads as 'attention'. — tool: https://brandsweets.com/palettes/new/38bdf8-818cf8-fbbf24-0f172a-e2e8f0 — collection: https://brandsweets.com/palettes/technical
- **Trailhead** (warm, bold, vivid) — #c2410c, #365314, #fbbf24, #f4efe6, #1f1a12 — Rust, pine and sun — high-visibility earth tones that read at a distance and on a trail sign. — tool: https://brandsweets.com/palettes/new/c2410c-365314-fbbf24-f4efe6-1f1a12 — collection: https://brandsweets.com/palettes/warm

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/fac105-c4bf9c-62adcb-2a2d1f-f1ece9?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#fac105" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.