#51BAC5

#51BAC5

Color Values

HEX

#51BAC5

RGB

81, 186, 197

HSL

185.7, 50.0%, 54.5%

HSV

185.7, 58.9%, 77.3%

CMYK

58.9%, 5.6%, 0.0%, 22.7%

OKLCH

0.732 0.0971 204.7

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#51BAC5

#C55C51

Analogous

#51C596

#5180C5

#51BAC5

Triadic

#51BAC5

#C551BA

#BAC551

Split Complementary

#51BAC5

#C55180

#C59651

Tetradic

#51BAC5

#9651C5

#C55C51

#80C551

Color Blindness Simulation

Original

#51BAC5

Protanopia

#7E7FC2

Deuteranopia

#7870C2

Tritanopia

#56C0C0

Achromatopsia

#A4A4A4

CSS Usage

background-color: #51BAC5;
color: #51BAC5;
border-color: #51BAC5;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F4FAFB
100
#E6F3F5
200
#C9EAED
300
#A3DBE0
400
#71C7D0
500
#40B3BF
600
#338F99
700
#29737A
800
#205A60
900
#1B4246
950
#112A2C

Contrast Checker

Text on white

2.29:1

AA Fail AAA Fail

Text on black

9.18:1

AA Pass AAA Pass

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026