#427EB7

#427EB7

Color Values

HEX

#427EB7

RGB

66, 126, 183

HSL

209,2, 47,0%, 48,8%

HSV

209,2, 63,9%, 71,8%

CMYK

63,9%, 31,1%, 0,0%, 28,2%

OKLCH

0,5785 0,1083 249,1

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#427EB7

#B77B42

Analogous

#42B7B5

#4244B7

#427EB7

Triadic

#427EB7

#B7427E

#7EB742

Split Complementary

#427EB7

#B74244

#B7B542

Tetradic

#427EB7

#B542B7

#B77B42

#44B742

Color Blindness Simulation

Original

#427EB7

Protanopia

#5C5DA9

Deuteranopia

#5854A6

Tritanopia

#459E9C

Achromatopsia

#757575

CSS Usage

background-color: #427EB7;
color: #427EB7;
border-color: #427EB7;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDCEC
300
#A5C3DF
400
#74A2CD
500
#4481BB
600
#366796
700
#2B5378
800
#22415E
900
#1C3145
950
#121F2C

Contrast Checker

Text on white

4,29:1

AA Fail AAA Fail

Text on black

4,9:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026