#3366AB

#3366AB

Color Values

HEX

#3366AB

RGB

51, 102, 171

HSL

214.5, 54.1%, 43.5%

HSV

214.5, 70.2%, 67.1%

CMYK

70.2%, 40.4%, 0.0%, 32.9%

OKLCH

0.5101 0.1229 256.7

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3366AB

#AB7833

Analogous

#33A2AB

#3C33AB

#3366AB

Triadic

#3366AB

#AB3366

#66AB33

Split Complementary

#3366AB

#AB3C33

#A2AB33

Tetradic

#3366AB

#AB33A2

#AB7833

#33AB3C

Color Blindness Simulation

Original

#3366AB

Protanopia

#494A9A

Deuteranopia

#464296

Tritanopia

#368D8A

Achromatopsia

#606060

CSS Usage

background-color: #3366AB;
color: #3366AB;
border-color: #3366AB;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5ECF5
200
#C8D8EF
300
#A1BDE3
400
#6E99D4
500
#3B75C4
600
#2F5E9D
700
#254B7E
800
#1D3B62
900
#192D48
950
#101C2D

Contrast Checker

Text on white

5.79:1

AA Pass AAA Fail

Text on black

3.63:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026