#256CB2

#256CB2

Color Values

HEX

#256CB2

RGB

37, 108, 178

HSL

209,8, 65,6%, 42,2%

HSV

209,8, 79,2%, 69,8%

CMYK

79,2%, 39,3%, 0,0%, 30,2%

OKLCH

0,5235 0,1304 251,6

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#256CB2

#B26B25

Analogous

#25B2B2

#2525B2

#256CB2

Triadic

#256CB2

#B2256C

#6CB225

Split Complementary

#256CB2

#B22525

#B2B225

Tetradic

#256CB2

#B225B2

#B26B25

#25B225

Color Blindness Simulation

Original

#256CB2

Protanopia

#4444A1

Deuteranopia

#403A9D

Tritanopia

#299491

Achromatopsia

#626262

CSS Usage

background-color: #256CB2;
color: #256CB2;
border-color: #256CB2;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F7FC
100
#E3EDF7
200
#C4DBF3
300
#9AC2EA
400
#63A1DF
500
#2C80D3
600
#2366A9
700
#1C5287
800
#16406A
900
#14314D
950
#0D1F31

Contrast Checker

Text on white

5,43:1

AA Pass AAA Fail

Text on black

3,87:1

AA Fail 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