Skip to content
ColorArchive
RGB
rgb(100, 137, 144)
HSL
hsl(190, 18%, 48%)
Metrics
S 18% · L 48%
Contrast (WCAG)
on white
3.8:1AA Large
on black
5.5:1AA
Recent trail

About this color

Cerulean Core Muted (#648990) belongs to the blue family — hue 190°, 18% saturation, 48% lightness. Copy the hex, RGB, or HSL value above, or paste the CSS custom property below into your stylesheet to reference this color directly.

CSS
:root {
  --colorarchive-cerulean-core-muted: #648990;
  --colorarchive-cerulean-core-muted-hsl: hsl(190, 18%, 48%);
  --colorarchive-cerulean-core-muted-rgb: rgb(100, 137, 144);
}

Tonal strip

All lightness levels at this hue and saturation. Click any to navigate.

Palette moves

Instead of stopping at one swatch, use nearby, opposite, and tonal neighbors to branch into a broader palette.

Export preview
Base: Cerulean Core Muted #648990
Lighter companion: Cerulean Radiant Muted #75989F
Darker companion: Cerulean Velvet Muted #58787E
Complementary counterpoint: Ruby Core Muted #906C64
Analogous lead: Sapphire Core Muted #647A90
Analogous echo: Lagoon Core Muted #649089
Triadic +120°: Peony Core Muted #906489
Triadic +240°: Honey Core Muted #899064
Split-comp +150°: Garnet Core Muted #906473
Split-comp +210°: Apricot Core Muted #908264

Nearest neighbors

The closest archive matches by hue, saturation, and lightness.

Search by hex

Accessible pairings

Archive colors that meet WCAG contrast standards when paired with this color. Use as text-on-background or background-on-text.

Contrast checker
Ready to build

Turn these colors into design tokens

ColorArchive packs include CSS variables, Figma tokens, Tailwind config, and Procreate swatches — ready to drop into any project.

Browse packsFree downloadView collections