# #b155d3

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

## Values

- Hex: `#b155d3`
- RGB: rgb(177, 85, 211)
- HSL: hsl(284, 59%, 58%)
- OKLCH: oklch(0.614 0.199 315.9)
- Relative luminance: 0.2055
- Nearest named color: mediumorchid (#ba55d3, Δ 1.663) — https://brandsweets.com/colors/mediumorchid
- Moods: cool, modern
- Page: https://brandsweets.com/colors/b155d3

## Tints & shades

- Tints (toward white): #b965d7, #c075db, #c885e0, #cf96e4, #d6a6e8, #deb6ec, #e5c6f0, #edd6f5, #f4e7f9, #fbf7fd
- Shades (toward black): #a840ce, #9931bf, #892caa, #752692, #65207e, #551b69, #411551, #31103d, #1d0924, #0d0410

## Harmonies

- Complementary: #76d355
- Analogous: #7255d3, #d355b6
- Triadic: #d3b155, #55d3b1
- Split-complementary: #b6d355, #55d372
- Tetradic: #d37255, #76d355, #55b6d3

## Colors that go with #b155d3

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #b155d3 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/olivedrab
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #b155d3: 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 #b155d3: 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b155d3: 3 real palettes, including Hasbro's brand system and Linkedin's brand system, as the supporting colour. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #b155d3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Taupe** #483c32 [pool] — Taupe is paired with #b155d3 in two real palettes: Loom's brand system and Obsidian's brand system, as that palette's text colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Cadet Blue** #5f9ea0 [harmony: triadic] — Cadet Blue completes a triad with #b155d3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [harmony: triadic] — Copper completes a triad with #b155d3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/copper

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

- On white (#ffffff): 4.11:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ac49d0 (4.55:1); AA: background → #121212 (4.56:1); AAA: text → #852ba6 (7.26:1)
- On black (#000000): 5.11:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c279dc (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/b155d3-bc9fc1-b1cb62-2d1f2b-ebe9f1?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: "#b155d3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.