# #f31259

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

## Values

- Hex: `#f31259`
- RGB: rgb(243, 18, 89)
- HSL: hsl(341, 90%, 51%)
- OKLCH: oklch(0.618 0.241 13.5)
- Relative luminance: 0.2021
- Nearest named color: Borderline Pink (#ee1166, Δ 2.159) — https://brandsweets.com/colors/borderline-pink
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/f31259

## Tints & shades

- Tints (toward white): #f42a6a, #f53d77, #f65588, #f76e99, #f986aa, #fa99b8, #fbb1c9, #fccada, #fddde7, #fef5f8
- Shades (toward black): #df0c4f, #cb0b48, #b3093f, #9b0837, #880730, #6f0627, #57051f, #3f0316, #2c020f, #130107

## Harmonies

- Complementary: #12f3ab
- Analogous: #f312c9, #f33b12
- Triadic: #59f312, #1259f3
- Split-complementary: #12f33b, #12c9f3
- Tetradic: #c9f312, #12f3ab, #3b12f3

## Colors that go with #f31259

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 #f31259: 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), Logitech (https://brandsweets.com/colors/brands/logitech-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #f31259 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Databricks (https://brandsweets.com/colors/brands/databricks-com), Figma (https://brandsweets.com/colors/brands/figma), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com). — https://brandsweets.com/colors/dodgerblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #f31259: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wendy's (https://brandsweets.com/colors/brands/wendys-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #f31259 in 6 real palettes, including Google's brand system and Wired's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including native Cybersecurity's brand system and Gap's brand system put Blue beside #f31259, as the accent. Seen in: native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Gap (https://brandsweets.com/colors/brands/gap-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #f31259: 5 real palettes, including Walgreens's brand system and NASA's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Behance (https://brandsweets.com/colors/brands/behance-net), Tide (https://brandsweets.com/colors/brands/tide-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #f31259: 18 real palettes, including ElevenLabs's brand system and Costco's brand system, as the accent. Seen in: ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Costco (https://brandsweets.com/colors/brands/costco-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #f31259: 6 real palettes, including Wendy's's brand system and Nintendo's brand system, as the supporting colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), 3M (https://brandsweets.com/colors/brands/3m-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 4.17:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e90c52 (4.53:1); AA: background → #0f0f0f (4.6:1); AAA: text → #ae093e (7.22:1)
- On black (#000000): 5.04:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f76492 (7.19:1)

## 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/f31259-c49ca4-62cb77-2d211f-f1e9ef?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: "#f31259" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.