Aquamarine (12918B) — Shades, Harmonies, Palettes, CSS Code

"Aquamarine"

Cyan · Summer

🧠 Psychology

Fresh and soothing color. Evokes clarity, communication and technological innovation.

✨ Uses

Tech, health, communication, SaaS, media.

Tip

Aquamarine pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.

Values

HEX #12918B

RGB rgb(18, 145, 139)

HSL hsl(177°, 78%, 32%)

CMYK C:88% M:0% Y:4% K:43%

Luminance 0.2262

WCAG Accessibility

On white 3.85:1

Aa — #12918B

Secondary text

✗ AA ✗ AAA ✓ AA Large

On black 5.45:1

Aa — #12918B

Secondary text

✓ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#12918B #911218

Analogous

#12914B #12918B #125891

Triadic

#12918B #8B1291 #918B12

Split-comp.

#12918B #911258 #914B12

Tetradic

#12918B #4B1291 #911218 #589112

Monochromatic

#87E8E3 #31D8D0 #1A8984 #125E5A #061E1D

Suggested palettes for this hue.

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