#427EB6

#427EB6

Color Values

HEX

#427EB6

RGB

66, 126, 182

HSL

209,0, 46,8%, 48,6%

HSV

209,0, 63,7%, 71,4%

CMYK

63,7%, 30,8%, 0,0%, 28,6%

OKLCH

0,578 0,107 248,7

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#427EB6

#B67A42

Analogous

#42B6B4

#4244B6

#427EB6

Triadic

#427EB6

#B6427E

#7EB642

Split Complementary

#427EB6

#B64244

#B6B442

Tetradic

#427EB6

#B442B6

#B67A42

#44B642

Color Blindness Simulation

Original

#427EB6

Protanopia

#5C5DA8

Deuteranopia

#5854A5

Tritanopia

#459E9B

Achromatopsia

#757575

CSS Usage

background-color: #427EB6;
color: #427EB6;
border-color: #427EB6;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDCEC
300
#A5C3DE
400
#74A2CD
500
#4481BB
600
#366896
700
#2B5378
800
#22415E
900
#1C3145
950
#121F2B

Contrast Checker

Text on white

4,29:1

AA Fail AAA Fail

Text on black

4,89:1

AA Pass 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