#3371B9

#3371B9

Color Values

HEX

#3371B9

RGB

51, 113, 185

HSL

212.2, 56.8%, 46.3%

HSV

212.2, 72.4%, 72.5%

CMYK

72.4%, 38.9%, 0.0%, 27.5%

OKLCH

0.5439 0.1297 254.1

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#3371B9

#B97B33

Analogous

#33B4B9

#3833B9

#3371B9

Triadic

#3371B9

#B93371

#71B933

Split Complementary

#3371B9

#B93833

#B4B933

Tetradic

#3371B9

#B933B4

#B97B33

#33B938

Color Blindness Simulation

Original

#3371B9

Protanopia

#4E4EA8

Deuteranopia

#4A46A3

Tritanopia

#369A97

Achromatopsia

#696969

CSS Usage

background-color: #3371B9;
color: #3371B9;
border-color: #3371B9;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C7DAF0
300
#9FBFE5
400
#6B9DD6
500
#377AC8
600
#2C62A0
700
#234E80
800
#1C3D64
900
#182F49
950
#0F1D2E

Contrast Checker

Text on white

5.0:1

AA Pass AAA Fail

Text on black

4.2:1

AA Fail 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