#305880

#305880

Color Values

HEX

#305880

RGB

48, 88, 128

HSL

210.0, 45.5%, 34.5%

HSV

210.0, 62.5%, 50.2%

CMYK

62.5%, 31.2%, 0.0%, 49.8%

OKLCH

0.45 0.0801 250.0

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#305880

#805830

Analogous

#308080

#303080

#305880

Triadic

#305880

#803058

#588030

Split Complementary

#305880

#803030

#808030

Tetradic

#305880

#803080

#805830

#308030

Color Blindness Simulation

Original

#305880

Protanopia

#414276

Deuteranopia

#3F3C74

Tritanopia

#326F6D

Achromatopsia

#525252

CSS Usage

background-color: #305880;
color: #305880;
border-color: #305880;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDBEC
300
#A6C2DE
400
#76A1CC
500
#4580BA
600
#386694
700
#2C5277
800
#23405D
900
#1D3044
950
#121F2B

Contrast Checker

Text on white

7.41:1

AA Pass AAA Pass

Text on black

2.83:1

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