# #c51180

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

## Values

- Hex: `#c51180`
- RGB: rgb(197, 17, 128)
- HSL: hsl(323, 84%, 42%)
- OKLCH: oklch(0.546 0.22 351)
- Relative luminance: 0.1383
- Nearest named color: mediumvioletred (#c71585, Δ 0.86) — https://brandsweets.com/colors/mediumvioletred
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c51180

## Tints & shades

- Tints (toward white): #e11492, #ec229f, #ee3fab, #f056b5, #f372c1, #f58ece, #f7a6d8, #fac2e4, #fcd9ef, #fef6fb
- Shades (toward black): #b21074, #a00e68, #910d5f, #7f0b52, #6c0946, #59083a, #46062e, #380525, #260318, #13020c

## Harmonies

- Complementary: #11c556
- Analogous: #b011c5, #c51126
- Triadic: #80c511, #1180c5
- Split-complementary: #26c511, #11c5b0
- Tetradic: #c5b011, #11c556, #1126c5

## Colors that go with #c51180

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #c51180 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/seagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #c51180: 7 real palettes, including Ulta Beauty's brand system and Chase's brand system, as the supporting colour. Seen in: Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Chase (https://brandsweets.com/colors/brands/chase-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Forest Green** #228b22 [harmony, pool: split] — Forest Green is a split-complement of #c51180: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/forestgreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #c51180: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #c51180: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #c51180's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: The Ordinary (https://brandsweets.com/colors/brands/theordinary-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com). — https://brandsweets.com/colors/crimson
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #c51180 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Midnight Blue** #191970 [pool] — Two real palettes: MLB's brand system and Nintendo's brand system put Midnight Blue beside #c51180, as the lead colour. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 5.58:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a90f6e (7.05:1)
- On black (#000000): 3.77:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #dd138f (4.56:1); AA: background → #e8e8e8 (4.55:1); AAA: text → #f15fb9 (7.08:1)

## 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/c51180-c19fb0-6dcb62-2d1f22-f0e9f1?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: "#c51180" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.