# #ffcb1f

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

## Values

- Hex: `#ffcb1f`
- RGB: rgb(255, 203, 31)
- HSL: hsl(46, 100%, 56%)
- OKLCH: oklch(0.864 0.171 89.2)
- Relative luminance: 0.6407
- Nearest named color: Anna Banana (#f5d547, Δ 2.689) — https://brandsweets.com/colors/anna-banana
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ffcb1f

## Tints & shades

- Tints (toward white): #ffcf33, #ffd447, #ffda61, #ffdf75, #ffe48a, #ffe89e, #ffedb3, #fff3cc, #fff8e0, #fffdf5
- Shades (toward black): #ffc505, #ebb400, #cc9c00, #b38900, #997500, #806200, #664e00, #473700, #2e2300, #141000

## Harmonies

- Complementary: #1f53ff
- Analogous: #ff5a1f, #c3ff1f
- Triadic: #1fffcb, #cb1fff
- Split-complementary: #1fc3ff, #5a1fff
- Tetradic: #1fff5a, #1f53ff, #ff1fc3

## Colors that go with #ffcb1f

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 #ffcb1f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Coastal (https://brandsweets.com/palettes/cool#coastal), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: complementary] — Cornflower Blue sits directly opposite #ffcb1f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), 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). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: split] — Deep Sky Blue is a split-complement of #ffcb1f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/deepskyblue
- **Crimson** #dc143c [pool] — Crimson is paired with #ffcb1f in 7 real palettes, including Tabloid and McDonald's's brand system, as the lead colour. Seen in: Tabloid (https://brandsweets.com/palettes/editorial#tabloid), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ffcb1f: 11 real palettes, including McDonald's's brand system and Walmart's brand system, as the accent. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), LEGO (https://brandsweets.com/colors/brands/lego-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #ffcb1f: 6 real palettes, including Google's brand system and Miro's brand system, as the lead colour. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Miro (https://brandsweets.com/colors/brands/miro-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/dodgerblue
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #ffcb1f in 4 real palettes, including Olympics's brand system and Heineken's brand system, as the accent. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Heineken (https://brandsweets.com/colors/brands/heineken-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Southwest Airlines's brand system and FIFA's brand system put Midnight Blue beside #ffcb1f, as the supporting colour. Seen in: Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), American Eagle (https://brandsweets.com/colors/brands/ae-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 1.52:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #947100 (4.54:1); AA: background → #595959 (4.61:1); AAA: text → #6b5200 (7.42:1); AAA: background → #3d3d3d (7.15:1)
- On black (#000000): 13.81:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Gumroad** — accent #ffc900 (Δ 0.626) — https://brandsweets.com/colors/brands/gumroad-com
- **McDonald's** — primary #ffc72c (Δ 1.21) — https://brandsweets.com/colors/brands/mcdonalds-com
- **Wells Fargo** — secondary #ffcd41 (Δ 1.447) — https://brandsweets.com/colors/brands/wellsfargo-com
- **NBA** — primary #fbcd44 (Δ 1.587) — https://brandsweets.com/colors/brands/nba-com
- **Walmart** — accent #fcc422 (Δ 1.848) — https://brandsweets.com/colors/brands/walmart-com

## Curated palettes containing it

- **Tabloid** (editorial, bold, vivid) — #e11d48, #111111, #facc15, #ffffff — Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product. — tool: https://brandsweets.com/palettes/new/e11d48-111111-facc15-ffffff — collection: https://brandsweets.com/palettes/editorial
- **Citrus Grove** (summer, warm, vivid, friendly) — #f28c28, #8bc34a, #ffd23f, #fffcf2, #2c2410 — Orange, lime leaf and lemon — a citrus palette that reads fresh, for drinks, produce and anything seasonal. — tool: https://brandsweets.com/palettes/new/f28c28-8bc34a-ffd23f-fffcf2-2c2410 — collection: https://brandsweets.com/palettes/summer
- **Garnet** (jewel-tones, warm, dark, bold) — #9b1c31, #c2410c, #facc15, #1a0b0f, #fbeaea — Garnet, carnelian and citrine on a wine-black — the warm jewel set for spirits, theatre and jewellery itself. — tool: https://brandsweets.com/palettes/new/9b1c31-c2410c-facc15-1a0b0f-fbeaea — collection: https://brandsweets.com/palettes/jewel-tones

## 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/ffcb1f-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: "#ffcb1f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.