#243D52

#243D52

Color Values

HEX

#243D52

RGB

36, 61, 82

HSL

207.4, 39.0%, 23.1%

HSV

207.4, 56.1%, 32.2%

CMYK

56.1%, 25.6%, 0.0%, 67.8%

OKLCH

0.3496 0.0482 245.1

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#243D52

#523924

Analogous

#245250

#242652

#243D52

Triadic

#243D52

#52243D

#3D5224

Split Complementary

#243D52

#522426

#525024

Tetradic

#243D52

#502452

#523924

#265224

Color Blindness Simulation

Original

#243D52

Protanopia

#2F2F4D

Deuteranopia

#2D2C4C

Tritanopia

#254948

Achromatopsia

#393939

CSS Usage

background-color: #243D52;
color: #243D52;
border-color: #243D52;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E7EEF3
200
#CDDDE9
300
#AAC4DA
400
#7CA4C5
500
#4E84B1
600
#3E698E
700
#325471
800
#274259
900
#1F3241
950
#142029

Contrast Checker

Text on white

11.26:1

AA Pass AAA Pass

Text on black

1.86:1

AA Fail AAA Fail

Related Articles

Brand Stories

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

2月 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

1月 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

1月 21, 2026