CSS named color

Dark Olive Green #556B2F

Dark Olive Green is green. 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 Olive Green used as a foreground on white and black backgrounds.

Aa The quick brown fox
5.95:1

On white

AA ✓ AAA ✕ AA Large ✓
Aa The quick brown fox
3.53:1

On black

AA ✕ AAA ✕ AA Large ✓

Tints, shades & tones

Systematic variations of Dark Olive Green — click any swatch to copy its hex.

Tintsmixed toward white
Shadesmixed toward black
Tonesmixed toward gray

Color harmonies

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

Complementary

#556B2F ≈ Olive Drab #452F6A ≈ Dark Slate Blue

Analogous

#6A622F ≈ Dark Olive Green #556B2F ≈ Olive Drab #376A2F ≈ Dark Olive Green

Triadic

#556B2F ≈ Olive Drab #2F546A ≈ Dark Slate Gray #6A2F54 ≈ Dark Slate Blue

Split-complementary

#556B2F ≈ Olive Drab #2F376A ≈ Dark Slate Gray #622F6A ≈ Dark Slate Blue

Tetradic

#556B2F ≈ Olive Drab #2F6A62 ≈ Dark Slate Gray #452F6A ≈ Dark Slate Blue #6A2F37 ≈ Saddle Brown

Use Dark Olive Green in your stack

Tailwind (arbitrary value)

Works for any property: text-[#556b2f], border-[#556b2f].

CSS custom property

Reference it anywhere with var(--color).

Build a full theme

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

Extract a theme →

Similar named colors

Olive Drab #6B8E23 Dark Slate Gray #2F4F4F Dim Gray #696969 Forest Green #228B22 Sea Green #2E8B57 Olive #808000

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