#5191D2

#5191D2

Color Values

HEX

#5191D2

RGB

81, 145, 210

HSL

210.2, 58.9%, 57.1%

HSV

210.2, 61.4%, 82.4%

CMYK

61.4%, 31.0%, 0.0%, 17.6%

OKLCH

0.6424 0.1183 250.5

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#5191D2

#D29251

Analogous

#51D2D2

#5251D2

#5191D2

Triadic

#5191D2

#D25191

#91D251

Split Complementary

#5191D2

#D25251

#D2D251

Tetradic

#5191D2

#D251D2

#D29251

#51D252

Color Blindness Simulation

Original

#5191D2

Protanopia

#6D6DC2

Deuteranopia

#6964BE

Tritanopia

#54B6B3

Achromatopsia

#888888

CSS Usage

background-color: #5191D2;
color: #5191D2;
border-color: #5191D2;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E4EDF6
200
#C6DBF0
300
#9EC2E6
400
#69A0D8
500
#347FCB
600
#2A66A2
700
#225182
800
#1A3F65
900
#17304A
950
#0E1E2F

Contrast Checker

Text on white

3.32:1

AA Fail AAA Fail

Text on black

6.33:1

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