# #531174

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

## Values

- Hex: `#531174`
- RGB: rgb(83, 17, 116)
- HSL: hsl(280, 74%, 26%)
- OKLCH: oklch(0.348 0.157 310.6)
- Relative luminance: 0.035
- Nearest named color: indigo (#4b0082, Δ 3.563) — https://brandsweets.com/colors/indigo
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/531174

## Tints & shades

- Tints (toward white): #691692, #7f1bb1, #9920d5, #a937e1, #b656e6, #c375ea, #d195ef, #e0b8f4, #eed7f9, #fbf6fe
- Shades (toward black): #4c106a, #460f62, #3c0d54, #360b4b, #300a43, #29093a, #230731, #190523, #13041b, #0d0312

## Harmonies

- Complementary: #327311
- Analogous: #221173, #731163
- Triadic: #735311, #117353
- Split-complementary: #637311, #117322
- Tetradic: #732211, #327311, #116373

## Colors that go with #531174

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

- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and dbt Labs's brand system put Tomato beside #531174, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com). — https://brandsweets.com/colors/tomato
- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #531174 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 #531174: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #531174 in 3 real palettes, including Lenovo's brand system and Casper Sleep's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #531174 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #531174: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #531174: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Denim** #1560bd [pool] — Designers have shipped Denim with #531174: two real palettes: Hinge's brand system and Slack's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Slack (https://brandsweets.com/colors/brands/slack-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 12.35:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.7:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ac40e2 (4.59:1); AA: background → #9e9e9e (4.61:1); AAA: text → #c375ea (7.05:1); AAA: background → #c4c4c4 (7.08:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- 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/531174-b99fc1-b8cb62-2d1f2c-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: "#531174" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.