#51BAC7

#51BAC7

Color Values

HEX

#51BAC7

RGB

81, 186, 199

HSL

186.6, 51.3%, 54.9%

HSV

186.6, 59.3%, 78.0%

CMYK

59.3%, 6.5%, 0.0%, 22.0%

OKLCH

0.7327 0.0976 206.4

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#51BAC7

#C75E51

Analogous

#51C799

#517FC7

#51BAC7

Triadic

#51BAC7

#C751BA

#BAC751

Split Complementary

#51BAC7

#C7517F

#C79951

Tetradic

#51BAC7

#9951C7

#C75E51

#7FC751

Color Blindness Simulation

Original

#51BAC7

Protanopia

#7E7FC4

Deuteranopia

#7870C3

Tritanopia

#56C1C1

Achromatopsia

#A5A5A5

CSS Usage

background-color: #51BAC7;
color: #51BAC7;
border-color: #51BAC7;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F4FAFB
100
#E5F3F5
200
#C9EAEE
300
#A2DAE1
400
#70C6D1
500
#3EB3C1
600
#328F9A
700
#28727B
800
#1F5960
900
#1A4247
950
#102A2D

Contrast Checker

Text on white

2.28:1

AA Fail AAA Fail

Text on black

9.2:1

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