# #751d81

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

## Values

- Hex: `#751d81`
- RGB: rgb(117, 29, 129)
- HSL: hsl(293, 63%, 31%)
- OKLCH: oklch(0.419 0.169 322.6)
- Relative luminance: 0.0625
- Nearest named color: Ultraberry (#770088, Δ 2.779) — https://brandsweets.com/colors/ultraberry
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/751d81

## Tints & shades

- Tints (toward white): #90249e, #a62ab7, #be33d1, #c850d7, #d16ede, #d986e4, #e2a4ea, #ebc1f1, #f3daf7, #fcf7fd
- Shades (toward black): #6a1a74, #62196c, #571660, #4c1353, #44114b, #390e3e, #2d0b32, #220825, #1a071d, #0f0411

## Harmonies

- Complementary: #29811d
- Analogous: #431d81, #811d5b
- Triadic: #81751d, #1d8175
- Split-complementary: #5b811d, #1d8143
- Tetradic: #81431d, #29811d, #1d5b81

## Colors that go with #751d81

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

- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #751d81 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/forestgreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #751d81: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #751d81: 3 real palettes, including Slack's brand system and Hinge's brand system, as the lead colour. Seen in: Slack (https://brandsweets.com/colors/brands/slack-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #751d81: 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 #751d81: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Blue Violet** #8a2be2 [harmony, pool: analogous] — Blue Violet is #751d81's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/blueviolet
- **Crimson** #dc143c [pool] — Crimson is paired with #751d81 in two real palettes: Lenovo's brand system and Wells Fargo's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Sandy Brown** #f4a460 [pool] — Sandy Brown is paired with #751d81 in two real palettes: Dusk Gradient and Golden Hour, as the supporting colour. Seen in: Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/sandybrown

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

- On white (#ffffff): 9.34:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.25:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #be33d1 (4.58:1); AA: background → #b5b5b5 (4.55:1); AAA: text → #d272df (7.21:1); AAA: background → #e0e0e0 (7.07:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/751d81-c19fc1-a1cb62-2d1f29-ece9f1?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: "#751d81" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.