# #550c49

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

## Values

- Hex: `#550c49`
- RGB: rgb(85, 12, 73)
- HSL: hsl(310, 75%, 19%)
- OKLCH: oklch(0.316 0.125 336)
- Relative luminance: 0.0268
- Nearest named color: Cosmic Explorer (#551155, Δ 2.164) — https://brandsweets.com/colors/cosmic-explorer
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/550c49

## Tints & shades

- Tints (toward white): #781167, #9c1686, #c01ba4, #e024c1, #e548cb, #e967d4, #ee8bde, #f4afe8, #f9d2f2, #fef6fc
- Shades (toward black): #500b45, #470a3d, #430a39, #3a0832, #36082e, #2d0626, #280622, #1f041b, #1b0417, #12030f

## Harmonies

- Complementary: #0c5518
- Analogous: #3d0c55, #550c24
- Triadic: #49550c, #0c4955
- Split-complementary: #24550c, #0c553d
- Tetradic: #553d0c, #0c5518, #0c2455

## Colors that go with #550c49

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 [harmony, pool: analogous] — Crimson is #550c49's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Burger King (https://brandsweets.com/colors/brands/bk-com), M&M's (https://brandsweets.com/colors/brands/mms-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #550c49: 4 real palettes, including Heinz's brand system and Hinge's brand system, as the accent. Seen in: Heinz (https://brandsweets.com/colors/brands/heinz-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Box (https://brandsweets.com/colors/brands/box-com), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #550c49 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/seagreen
- **Cream** #fffdd0 [role, pool] — Cream is the surface #550c49 wants: a warm off-white that shares its undertone, so #550c49 reads softer on it than on pure white. Seen in: MetaMask (https://brandsweets.com/colors/brands/metamask-io). — https://brandsweets.com/colors/cream
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #550c49: 3 real palettes, including Macaron and Sorbet, as the supporting colour. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Sorbet (https://brandsweets.com/palettes/light#sorbet), Opera (https://brandsweets.com/colors/brands/opera-com). — https://brandsweets.com/colors/powderblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #550c49: 3 real palettes, including Discover's brand system and Hershey's's brand system, as the accent. Seen in: Discover (https://brandsweets.com/colors/brands/discover-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/steelblue
- **Tomato** #ff6347 [pool] — 3 real palettes, including Golden Hour and Harley-Davidson's brand system put Tomato beside #550c49, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/tomato
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #550c49: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal

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

- On white (#ffffff): 13.68:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.54:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #d21eb4 (4.59:1); AA: background → #949494 (4.51:1); AAA: text → #e963d2 (7.18:1); AAA: background → #bababa (7.05:1)

## 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
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/550c49-c19fb7-83cb62-2d1f25-efe9f1?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: "#550c49" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.