# #fb138b

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

## Values

- Hex: `#fb138b`
- RGB: rgb(251, 19, 139)
- HSL: hsl(329, 97%, 53%)
- OKLCH: oklch(0.645 0.256 358.7)
- Relative luminance: 0.2284
- Nearest named color: Fancy Fuchsia (#ff0088, Δ 0.875) — https://brandsweets.com/colors/fancy-fuchsia
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/fb138b

## Tints & shades

- Tints (toward white): #fc2c97, #fc40a1, #fc59ae, #fd6db7, #fd86c4, #fd9bce, #feb4da, #fec8e4, #ffe1f0, #fff5fa
- Shades (toward black): #f1047e, #d80371, #bf0364, #a60357, #92024c, #79023f, #5f0132, #460125, #2d0118, #14000b

## Harmonies

- Complementary: #13fb83
- Analogous: #f813fb, #fb1317
- Triadic: #8bfb13, #138bfb
- Split-complementary: #17fb13, #13fbf8
- Tetradic: #fbf813, #13fb83, #1317fb

## Colors that go with #fb138b

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

- **Crimson** #dc143c [pool] — Crimson is paired with #fb138b in 4 real palettes, including The Ordinary's brand system and Snyk's brand system, as the supporting colour. Seen in: The Ordinary (https://brandsweets.com/colors/brands/theordinary-com), Snyk (https://brandsweets.com/colors/brands/snyk-io), Wise (https://brandsweets.com/colors/brands/wise-com), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #fb138b: 4 real palettes, including Maybelline's brand system and Ulta Beauty's brand system, as the accent. Seen in: Maybelline (https://brandsweets.com/colors/brands/maybelline-com), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Costco (https://brandsweets.com/colors/brands/costco-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #fb138b in 4 real palettes, including Night Market and Tabloid, as the accent. Seen in: Night Market (https://brandsweets.com/palettes/vivid#night-market), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/gold
- **Light Sea Green** #20b2aa [harmony: complementary] — Light Sea Green sits directly opposite #fb138b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/lightseagreen
- **Cadet Blue** #5f9ea0 [harmony, pool: split] — Cadet Blue is a split-complement of #fb138b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/cadetblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #fb138b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Audi (https://brandsweets.com/colors/brands/audi-com). — https://brandsweets.com/colors/charcoal
- **Taupe** #483c32 [pool] — Taupe is paired with #fb138b in 3 real palettes, including Airbnb's brand system and AliExpress's brand system, as the text colour against it. Seen in: Airbnb (https://brandsweets.com/colors/brands/airbnb), AliExpress (https://brandsweets.com/colors/brands/aliexpress-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 3 real palettes, including Night Market and Airbnb's brand system put Tomato beside #fb138b, as the lead colour. Seen in: Night Market (https://brandsweets.com/palettes/vivid#night-market), Airbnb (https://brandsweets.com/colors/brands/airbnb), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 3.77:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e20376 (4.66:1); AA: background → #1c1c1c (4.52:1); AAA: text → #ab035a (7.26:1)
- On black (#000000): 5.57:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #fc59ae (7.18:1)

## Brands using this color

- **T-Mobile** — secondary #f6288f (Δ 1.357) — https://brandsweets.com/colors/brands/t-mobile-com

## 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/fb138b-c49cac-62cb62-2d1f21-f1e9f1?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: "#fb138b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.