We're live on Product Hunt!Support us
ColorArchive

A curated color library with 5,000+ algorithmically generated colors. Browse, search, save favorites, and export palette tokens — no account required.

CollectionsFamiliesBrandsRegionsJournalNotesGuidesFree ResourcesConvertColorblindAboutSupportUpdates
Ready for static export
Privacy·Terms·Refunds·Cookies·Commerce Disclosure
colorarchive.org · © 2026 ColorArchive
Skip to content
ColorArchive
ProLog in
ArchiveAll ColorsCollections
Amethyst Radiant Vivid#4133E1
Cobalt Core Vivid#205CD5
VS

Amethyst Radiant Vivid vs Cobalt Core Vivid

A detailed comparison of #4133E1 and #205CD5 — analogous colors

Contrast & Accessibility

1.28:1contrast ratio
✗ AA Normal✗ AA Large✗ AAA Normal✗ AAA Large
Text on Amethyst Radiant Vivid
Text on Cobalt Core Vivid

Color Properties

#4133E1
HEX
#205CD5
rgb(65, 51, 225)
RGB
rgb(32, 92, 213)
hsl(245, 74%, 54%)
HSL
hsl(220, 74%, 48%)
245°
Hue
220°
74%
Saturation
74%
54%
Lightness
48%
Blue
Family
Blue
Hue Diff
25\u00B0 — Analogous

Gradient Blend

background: linear-gradient(to right, #4133E1, #205CD5);

Using These Colors Together

With a contrast ratio of 1.28:1, this pair does not meet WCAG guidelines for text. Use these colors as adjacent blocks, gradients, or decorative accents rather than text-on-background pairings.

These colors have a 25\u00B0 hue difference, making them analogous. They create a harmonious, cohesive palette ideal for subtle variations in a design system.

Amethyst Radiant Vivid
view_detail →
Cobalt Core Vivid
view_detail →

Related Comparisons

Amethyst Radiant Vivid vs Citrine Radiant Vivid
#4133E1 · #E1E133
Cobalt Core Vivid vs Apricot Core Vivid
#205CD5 · #D59920
Plum Radiant Vivid vs Cobalt Core Vivid
#8A33E1 · #205CD5
Amethyst Radiant Vivid vs Amethyst Core Vivid
#4133E1 · #2F20D5
Plum Radiant Vivid vs Amethyst Core Vivid
#8A33E1 · #2F20D5