# #8a51b3

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#8a51b3`
- RGB: rgb(138, 81, 179)
- HSL: hsl(275, 39%, 51%)
- OKLCH: oklch(0.544 0.155 309)
- Relative luminance: 0.1454
- Nearest named color: Lusty Lavender (#8d5eb7, Δ 3.111) — https://brandsweets.com/colors/lusty-lavender
- Moods: cool, modern
- Page: https://brandsweets.com/colors/8a51b3

## Tints & shades

- Tints (toward white): #9663bb, #a071c1, #ac83c9, #b795d0, #c3a6d8, #cdb5de, #d9c6e6, #e5d8ee, #eee6f4, #faf8fc
- Shades (toward black): #7d48a3, #724195, #643a83, #573271, #4c2c63, #3e2452, #311c40, #23142e, #180e20, #0b060e

## Harmonies

- Complementary: #7ab351
- Analogous: #5951b3, #b351ab
- Triadic: #b38a51, #51b38a
- Split-complementary: #abb351, #51b359
- Tetradic: #b35951, #7ab351, #51abb3

## Colors that go with #8a51b3

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

- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #8a51b3 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/darkolivegreen
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #8a51b3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #8a51b3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #8a51b3 in 3 real palettes, including Marvel's brand system and Gemstone, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8a51b3: 3 real palettes, including Linkedin's brand system and Peacock, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #8a51b3 in 3 real palettes, including Superhuman's brand system and Obsidian's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Datadog (https://brandsweets.com/colors/brands/datadoghq-com). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #8a51b3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #8a51b3 in two real palettes: Sentry's brand system and Calm's brand system, as the accent. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/lightskyblue

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

- On white (#ffffff): 5.37:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #724195 (7.23:1)
- On black (#000000): 3.91:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #945fb9 (4.6:1); AA: background → #ebebeb (4.51:1); AAA: text → #ae86ca (7.06:1)

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/8a51b3-b89cc4-c0cb62-2d1f2d-eae9f1?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: "#8a51b3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.