#5188B2

#5188B2

Color Values

HEX

#5188B2

RGB

81, 136, 178

HSL

206.0, 38.6%, 50.8%

HSV

206.0, 54.5%, 69.8%

CMYK

54.5%, 23.6%, 0.0%, 30.2%

OKLCH

0.6061 0.0868 242.9

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#5188B2

#B27B51

Analogous

#51B2AC

#5158B2

#5188B2

Triadic

#5188B2

#B25188

#88B251

Split Complementary

#5188B2

#B25158

#B2AC51

Tetradic

#5188B2

#AC51B2

#B27B51

#58B251

Color Blindness Simulation

Original

#5188B2

Protanopia

#6969A8

Deuteranopia

#6662A5

Tritanopia

#54A09E

Achromatopsia

#7F7F7F

CSS Usage

background-color: #5188B2;
color: #5188B2;
border-color: #5188B2;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F5F8FA
100
#E7EEF3
200
#CEDDE9
300
#AAC5D9
400
#7CA6C5
500
#4E86B1
600
#3F6B8D
700
#325671
800
#274358
900
#203341
950
#142029

Contrast Checker

Text on white

3.81:1

AA Fail AAA Fail

Text on black

5.51:1

AA Pass AAA Fail

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