# #315ec9

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

## Values

- Hex: `#315ec9`
- RGB: rgb(49, 94, 201)
- HSL: hsl(222, 61%, 49%)
- OKLCH: oklch(0.513 0.174 264)
- Relative luminance: 0.1288
- Nearest named color: Denim (#1560bd, Δ 2.717) — https://brandsweets.com/colors/denim
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/315ec9

## Tints & shades

- Tints (toward white): #426dd1, #577dd6, #6b8ddb, #809de0, #94ade5, #a5b9e9, #b9c9ee, #ced9f3, #e2e9f8, #f7f9fd
- Shades (toward black): #2d57b9, #284da4, #244594, #1f3c7f, #1b346f, #162a5a, #12234a, #0d1935, #091125, #040810

## Harmonies

- Complementary: #c99b31
- Analogous: #31abc9, #4f31c9
- Triadic: #c9315e, #5ec931
- Split-complementary: #c94f31, #abc931
- Tetradic: #c931ab, #c99b31, #31c94f

## Colors that go with #315ec9

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 #315ec9: 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), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #315ec9 — 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 #315ec9 in 9 real palettes, including Warner Bros.'s brand system and Wikipedia's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), 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 Activision's brand system put Blue beside #315ec9, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Activision (https://brandsweets.com/colors/brands/activision-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Zillow (https://brandsweets.com/colors/brands/zillow-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #315ec9: 8 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), NBA (https://brandsweets.com/colors/brands/nba-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #315ec9 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), Chase (https://brandsweets.com/colors/brands/chase-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #315ec9: 8 real palettes, including Venmo's brand system and Astro's brand system, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #315ec9: 8 real palettes, including HashiCorp's brand system and Apple's brand system, as the supporting colour. Seen in: HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), Apple (https://brandsweets.com/colors/brands/apple-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), ASUS (https://brandsweets.com/colors/brands/asus-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 5.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2b53b1 (7.06:1)
- On black (#000000): 3.58:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4670d2 (4.51:1); AA: background → #e3e3e3 (4.58:1); AAA: text → #7896de (7.22:1)

## Brands using this color

- **Campbell's** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/campbells-com
- **Coca-Cola** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/coca-cola-com
- **Guinness** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/guinness-com
- **Heinz** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/heinz-com
- **Hinge** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/hinge-co
- **Jack Daniel's** — primary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/jackdaniels-com
- **L'Oréal** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/loreal-com
- **Maybelline** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/maybelline-com
- **Netflix** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/netflix
- **Nikon** — secondary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/nikon-com
- **Paramount+** — primary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/paramountplus-com
- **Pixar** — secondary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/pixar-com
- **Starlink** — secondary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/starlink-com
- **Ulta Beauty** — secondary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/ulta-com
- **Victoria's Secret** — accent #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/victoriassecret-com
- **Warner Bros.** — secondary #3860be (Δ 1.952) — https://brandsweets.com/colors/brands/warnerbros-com

## 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/315ec9-9ca3c4-df6e4e-211f2d-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: "#315ec9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.