#51D7F0

#51D7F0

Color Values

HEX

#51D7F0

RGB

81, 215, 240

HSL

189.4, 84.1%, 62.9%

HSV

189.4, 66.2%, 94.1%

CMYK

66.2%, 10.4%, 0.0%, 5.9%

OKLCH

0.8162 0.1193 212.3

Properties

Cool Light Nearest: Sky Blue

Color Harmonies

Complementary

#51D7F0

#F06A51

Analogous

#51F0B9

#5187F0

#51D7F0

Triadic

#51D7F0

#F051D7

#D7F051

Split Complementary

#51D7F0

#F05187

#F0B951

Tetradic

#51D7F0

#B951F0

#F06A51

#87F051

Color Blindness Simulation

Original

#51D7F0

Protanopia

#8B8CEA

Deuteranopia

#8379E8

Tritanopia

#58E5E4

Achromatopsia

#BCBCBC

CSS Usage

background-color: #51D7F0;
color: #51D7F0;
border-color: #51D7F0;
Nearest Tailwind: Cyan 400 #22D3EE

Tailwind Shades

50
#F2FBFD
100
#E0F6FA
200
#BDF0F9
300
#8EE5F5
400
#51D7F0
500
#14C9EB
600
#10A1BC
700
#0D8196
800
#0A6575
900
#0C4A55
950
#072F36

Contrast Checker

Text on white

1.7:1

AA Fail AAA Fail

Text on black

12.33:1

AA Pass AAA Pass

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026