#427FBE

#427FBE

Color Values

HEX

#427FBE

RGB

66, 127, 190

HSL

210.5, 48.8%, 50.2%

HSV

210.5, 65.3%, 74.5%

CMYK

65.3%, 33.2%, 0.0%, 25.5%

OKLCH

0.5846 0.1162 251.1

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#427FBE

#BE8142

Analogous

#42BDBE

#4342BE

#427FBE

Triadic

#427FBE

#BE427F

#7FBE42

Split Complementary

#427FBE

#BE4342

#BDBE42

Tetradic

#427FBE

#BE42BD

#BE8142

#42BE43

Color Blindness Simulation

Original

#427FBE

Protanopia

#5C5DAF

Deuteranopia

#5954AB

Tritanopia

#45A3A0

Achromatopsia

#777777

CSS Usage

background-color: #427FBE;
color: #427FBE;
border-color: #427FBE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E6EDF5
200
#CADBED
300
#A4C1E0
400
#73A0CF
500
#417EBE
600
#346598
700
#2A5179
800
#213F5F
900
#1B3046
950
#111E2C

Contrast Checker

Text on white

4.19:1

AA Fail AAA Fail

Text on black

5.01:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026