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
Cobalt Shadow Clear#213B6E
Celadon Dusk Clear#28864F
VS

Cobalt Shadow Clear vs Celadon Dusk Clear

A detailed comparison of #213B6E and #28864F — adjacent colors

Contrast & Accessibility

2.41:1contrast ratio
✗ AA Normal✗ AA Large✗ AAA Normal✗ AAA Large
Text on Cobalt Shadow Clear
Text on Celadon Dusk Clear

Color Properties

#213B6E
HEX
#28864F
rgb(33, 59, 110)
RGB
rgb(40, 134, 79)
hsl(220, 54%, 28%)
HSL
hsl(145, 54%, 34%)
220°
Hue
145°
54%
Saturation
54%
28%
Lightness
34%
Blue
Family
Green
Hue Diff
75\u00B0 — Adjacent

Gradient Blend

background: linear-gradient(to right, #213B6E, #28864F);

Using These Colors Together

With a contrast ratio of 2.41:1, 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 75\u00B0 hue difference, making them adjacent. They offer moderate contrast — versatile for card designs, illustrations, and layered UI compositions.

Cobalt Shadow Clear
view_detail →
Celadon Dusk Clear
view_detail →

Related Comparisons

Cobalt Shadow Clear vs Apricot Shadow Clear
#213B6E · #6E5421
Celadon Dusk Clear vs Rose Dusk Clear
#28864F · #862866
Amethyst Shadow Clear vs Celadon Dusk Clear
#27216E · #28864F
Cobalt Shadow Clear vs Lagoon Dusk Clear
#213B6E · #288676
Amethyst Shadow Clear vs Lagoon Dusk Clear
#27216E · #288676