# #4663ce

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

## Values

- Hex: `#4663ce`
- RGB: rgb(70, 99, 206)
- HSL: hsl(227, 58%, 54%)
- OKLCH: oklch(0.536 0.169 268.7)
- Relative luminance: 0.1468
- Nearest named color: God of Rain (#4466cc, Δ 0.849) — https://brandsweets.com/colors/god-of-rain
- Moods: cool, modern
- Page: https://brandsweets.com/colors/4663ce

## Tints & shades

- Tints (toward white): #5671d2, #6a82d7, #7a8fdc, #8ea0e1, #9eaee5, #aebbea, #c3ccef, #d3daf3, #e7ebf9, #f7f8fd
- Shades (toward black): #3454c5, #2f4bb1, #2a439d, #243a89, #1f3275, #1a2961, #14214d, #0f1838, #0a0f24, #040710

## Harmonies

- Complementary: #ceb046
- Analogous: #46a7ce, #6c46ce
- Triadic: #ce4663, #63ce46
- Split-complementary: #ce6c46, #a7ce46
- Tetradic: #ce46a7, #ceb046, #46ce6c

## Colors that go with #4663ce

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #4663ce: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #4663ce — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #4663ce in 9 real palettes, including Wikipedia's brand system and Warner Bros.'s brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), NBA (https://brandsweets.com/colors/brands/nba-com), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 16 real palettes, including Pixar's brand system and Headspace's brand system put Blue beside #4663ce, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), BBC (https://brandsweets.com/colors/brands/bbc-com), Activision (https://brandsweets.com/colors/brands/activision-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #4663ce: 13 real palettes, including Unilever's brand system and Intel's brand system, as the lead colour. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Intel (https://brandsweets.com/colors/brands/intel-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #4663ce: 7 real palettes, including Coca-Cola's brand system and NBA's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), NBA (https://brandsweets.com/colors/brands/nba-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #4663ce in 19 real palettes, including Netflix's brand system and Ulta Beauty's brand system, as the lead colour. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #4663ce: 7 real palettes, including Calm's brand system and Astro's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Astro (https://brandsweets.com/colors/brands/astro-build), Venmo (https://brandsweets.com/colors/brands/venmo-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.33:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #314fb9 (7.12:1)
- On black (#000000): 3.94:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #5671d2 (4.69:1); AA: background → #ededed (4.56:1); AAA: text → #7e93dd (7.1:1)

## Brands using this color

- **Wikipedia** — secondary #3366cc (Δ 1.926) — https://brandsweets.com/colors/brands/wikipedia-org

## 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/4663ce-9ca0c4-df7a4e-221f2d-e9eff1?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: "#4663ce" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.