#256EB2

#256EB2

Color Values

HEX

#256EB2

RGB

37, 110, 178

HSL

208.9, 65.6%, 42.2%

HSV

208.9, 79.2%, 69.8%

CMYK

79.2%, 38.2%, 0.0%, 30.2%

OKLCH

0.5282 0.1283 250.5

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#256EB2

#B26925

Analogous

#25B2B0

#2528B2

#256EB2

Triadic

#256EB2

#B2256E

#6EB225

Split Complementary

#256EB2

#B22528

#B2B025

Tetradic

#256EB2

#B025B2

#B26925

#28B225

Color Blindness Simulation

Original

#256EB2

Protanopia

#4545A2

Deuteranopia

#403B9E

Tritanopia

#299592

Achromatopsia

#636363

CSS Usage

background-color: #256EB2;
color: #256EB2;
border-color: #256EB2;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F8FC
100
#E3EEF7
200
#C4DCF3
300
#9AC3EA
400
#63A3DF
500
#2C83D3
600
#2368A9
700
#1C5487
800
#16416A
900
#14314D
950
#0D1F31

Contrast Checker

Text on white

5.31:1

AA Pass AAA Fail

Text on black

3.95:1

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