CSS named color

Dark Slate Blue #483D8B

Dark Slate Blue is blue. Below: every color format, WCAG contrast against black and white, its tints, shades and tones, and the harmonies that pair with it.

Color values

Contrast & accessibility

WCAG contrast ratio of Dark Slate Blue used as a foreground on white and black backgrounds.

Aa The quick brown fox
9.07:1

On white

AA ✓ AAA ✓ AA Large ✓
Aa The quick brown fox
2.32:1

On black

AA ✕ AAA ✕ AA Large ✕

Tints, shades & tones

Systematic variations of Dark Slate Blue — click any swatch to copy its hex.

Tintsmixed toward white
Shadesmixed toward black
Tonesmixed toward gray

Color harmonies

Palettes built from Dark Slate Blue by rotating its hue. Each swatch links to its closest named color.

Complementary

#483D8B ≈ Rebecca Purple #808A3D ≈ Olive Drab

Analogous

#3D598A ≈ Dark Slate Blue #483D8B ≈ Rebecca Purple #6E3D8A ≈ Rebecca Purple

Triadic

#483D8B ≈ Rebecca Purple #8A473D ≈ Sienna #3D8A47 ≈ Sea Green

Split-complementary

#483D8B ≈ Rebecca Purple #8A6E3D ≈ Sienna #598A3D ≈ Olive Drab

Tetradic

#483D8B ≈ Rebecca Purple #8A3D59 ≈ Sienna #808A3D ≈ Olive Drab #3D8A6E ≈ Sea Green

Use Dark Slate Blue in your stack

Tailwind (arbitrary value)

Works for any property: text-[#483d8b], border-[#483d8b].

CSS custom property

Reference it anywhere with var(--color).

Build a full theme

Turn Dark Slate Blue into a complete shadcn/ui palette — light & dark, contrast-checked, one-command install.

Extract a theme →

Similar named colors

Rebecca Purple #663399 Midnight Blue #191970 Dark Slate Gray #2F4F4F Dim Gray #696969 Indigo #4B0082 Slate Blue #6A5ACD

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