#2457DB

#2457DB

Color Values

HEX

#2457DB

RGB

36, 87, 219

HSL

223.3, 71.8%, 50.0%

HSV

223.3, 83.6%, 85.9%

CMYK

83.6%, 60.3%, 0.0%, 14.1%

OKLCH

0.5094 0.2092 264.1

Properties

Cool Dark Nearest: royalblue 2

Color Harmonies

Complementary

#2457DB

#DBA824

Analogous

#24B2DB

#4D24DB

#2457DB

Triadic

#2457DB

#DB2457

#57DB24

Split Complementary

#2457DB

#DB4D24

#B2DB24

Tetradic

#2457DB

#DB24B2

#DBA824

#24DB4D

Color Blindness Simulation

Original

#2457DB

Protanopia

#3A3BBB

Deuteranopia

#3733B3

Tritanopia

#27A29C

Achromatopsia

#565656

CSS Usage

background-color: #2457DB;
color: #2457DB;
border-color: #2457DB;
Nearest Tailwind: Blue 600 #2563EB

Tailwind Shades

50
#F3F5FC
100
#E2E8F8
200
#C2D0F5
300
#96AEEE
400
#5D83E4
500
#2457DB
600
#1D46AF
700
#17388C
800
#122B6E
900
#112350
950
#0B1632

Contrast Checker

Text on white

6.07:1

AA Pass AAA Fail

Text on black

3.46:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026