# #3157af

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

## Values

- Hex: `#3157af`
- RGB: rgb(49, 87, 175)
- HSL: hsl(222, 56%, 44%)
- OKLCH: oklch(0.479 0.147 264.1)
- Relative luminance: 0.1056
- Nearest named color: Blasphemous Blue (#3356aa, Δ 0.815) — https://brandsweets.com/colors/blasphemous-blue
- Moods: cool, modern
- Page: https://brandsweets.com/colors/3157af

## Tints & shades

- Tints (toward white): #3761c3, #4c73cd, #6082d2, #7895d9, #8ca4de, #a0b4e4, #b7c7eb, #cbd6f0, #e3e9f7, #f7f9fd
- Shades (toward black): #2d4f9f, #28478f, #243f7f, #1f376f, #1b2f5f, #162850, #122040, #0d1830, #091020, #040810

## Harmonies

- Complementary: #af8931
- Analogous: #3196af, #4b31af
- Triadic: #af3157, #57af31
- Split-complementary: #af4b31, #96af31
- Tetradic: #af3196, #af8931, #31af4b

## Colors that go with #3157af

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 #3157af: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), 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). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #3157af — 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), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #3157af in 7 real palettes, including Warner Bros.'s brand system and McDonald's's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 9 real palettes, including Pixar's brand system and Tesco's brand system put Blue beside #3157af, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Activision (https://brandsweets.com/colors/brands/activision-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #3157af: 6 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), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #3157af in 16 real palettes, including Costco's brand system and Chase's brand system, as the lead colour. Seen in: Costco (https://brandsweets.com/colors/brands/costco-com), Chase (https://brandsweets.com/colors/brands/chase-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #3157af: 5 real palettes, including Venmo's brand system and Deep Water, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #3157af: 6 real palettes, including Apple's brand system and Coursera's brand system, as the supporting colour. Seen in: Apple (https://brandsweets.com/colors/brands/apple-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 6.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2f53a7 (7.2:1)
- On black (#000000): 3.11:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4c73cd (4.64:1); AA: background → #d4d4d4 (4.55:1); AAA: text → #7895d9 (7.1:1)

## Brands using this color

- **Fivetran blue** — secondary #2e54b6 (Δ 1.467) — https://brandsweets.com/colors/brands/fivetran-com

## 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/3157af-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: "#3157af" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.