#306597

#306597

Color Values

HEX

#306597

RGB

48, 101, 151

HSL

209.1, 51.8%, 39.0%

HSV

209.1, 68.2%, 59.2%

CMYK

68.2%, 33.1%, 0.0%, 40.8%

OKLCH

0.4945 0.0983 249.3

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#306597

#976230

Analogous

#309795

#303197

#306597

Triadic

#306597

#973065

#659730

Split Complementary

#306597

#973031

#979530

Tetradic

#306597

#953097

#976230

#319730

Color Blindness Simulation

Original

#306597

Protanopia

#47478B

Deuteranopia

#444088

Tritanopia

#33817F

Achromatopsia

#5D5D5D

CSS Usage

background-color: #306597;
color: #306597;
border-color: #306597;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C9DCEE
300
#A2C3E2
400
#70A2D2
500
#3D81C2
600
#31689B
700
#27537C
800
#1F4161
900
#1A3147
950
#101F2D

Contrast Checker

Text on white

6.12:1

AA Pass AAA Fail

Text on black

3.43:1

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