Similar colors View all →
Aquamarine
#21BDC4
Aquamarine
#26D0CE
Turquoise
#40E0D0
Pale Cyan
#B2EBF2
Mint Turquoise
#4ECDC4
Dark Turquoise
#00CED1
Digital Cyan
#06B6D4
Vivid Cyan
#00BCD4
Teal Blue
#0097A7
Summer Sky
#67E8F9
Soft Sky Blue
#87CEEB
Azure
#0EA5E9
Teal
#009688
"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 #21BDC4
RGB rgb(33, 189, 196)
HSL hsl(183°, 71%, 45%)
CMYK C:83% M:4% Y:0% K:23%
Luminance 0.4129
WCAG Accessibility
On white 2.3:1
Aa — #21BDC4
Secondary text
✗ AA ✗ AAA ✗ AA Large
On black 9.14:1
Aa — #21BDC4
Secondary text
✓ AA ✓ AAA ✓ AA Large

All harmonies

Complementary
#21BDC4 #C42921
Analogous
#21C47B #21BDC4 #216BC4
Triadic
#21BDC4 #C421BC #BCC421
Split-comp.
#21BDC4 #C4216B #C47B21
Tetradic
#21BDC4 #7B21C4 #C42921 #6BC421
Monochromatic
#C1EEF0 #6FD7DC #2DB2B9 #238A90 #144F52
Suggested palettes for this hue.
Leather & Wood View all →
Moss & Stone View all →
Coral Sea View all →

  
Discover more colors View all →
Mint Turquoise
#4ECDC4
Pale Cyan
#B2EBF2
Teal
#009688
Turquoise
#40E0D0
Vivid Cyan
#00BCD4
Aquamarine
#26D0CE
Teal Blue
#0097A7
Summer Sky
#67E8F9
🔄 Converter ♿ Contrast 🌈 Gradient