# #a11b8d

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

## Values

- Hex: `#a11b8d`
- RGB: rgb(161, 27, 141)
- HSL: hsl(309, 71%, 37%)
- OKLCH: oklch(0.495 0.202 335.5)
- Relative luminance: 0.1028
- Nearest named color: Haunted Purple (#991177, Δ 3.853) — https://brandsweets.com/colors/haunted-purple
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a11b8d

## Tints & shades

- Tints (toward white): #bc20a4, #d624bb, #de3bc5, #e255cd, #e773d6, #ec8ede, #f0a8e5, #f5c2ed, #f9dcf5, #fef6fc
- Shades (toward black): #941982, #831673, #761467, #69125c, #5c1050, #4a0d41, #3d0a35, #30082a, #1f051b, #11030f

## Harmonies

- Complementary: #1ba12f
- Analogous: #721ba1, #a11b4a
- Triadic: #8da11b, #1b8da1
- Split-complementary: #4aa11b, #1ba172
- Tetradic: #a1721b, #1ba12f, #1b4aa1

## Colors that go with #a11b8d

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

- **Denim** #1560bd [pool] — Designers have shipped Denim with #a11b8d: 4 real palettes, including Peacock and Hasbro's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Slack (https://brandsweets.com/colors/brands/slack-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #a11b8d 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a11b8d: 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 #a11b8d'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), The Ordinary (https://brandsweets.com/colors/brands/theordinary-com). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #a11b8d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a11b8d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a11b8d in two real palettes: Wayfair's brand system and Chase's brand system, as the supporting colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/royalblue
- **Blue Violet** #8a2be2 [harmony: analogous] — Blue Violet is #a11b8d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 6.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9d1b89 (7.11:1)
- On black (#000000): 3.06:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #d123b7 (4.64:1); AA: background → #d4d4d4 (4.63:1); AAA: text → #e566d2 (7.16:1)

## 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/a11b8d-c19fb8-85cb62-2d1f25-eee9f1?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: "#a11b8d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.