#284B65

#284B65

Color Values

HEX

#284B65

RGB

40, 75, 101

HSL

205.6, 43.3%, 27.6%

HSV

205.6, 60.4%, 39.6%

CMYK

60.4%, 25.7%, 0.0%, 60.4%

OKLCH

0.3985 0.06 242.5

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#284B65

#654228

Analogous

#286560

#282C65

#284B65

Triadic

#284B65

#65284B

#4B6528

Split Complementary

#284B65

#65282C

#656028

Tetradic

#284B65

#602865

#654228

#2C6528

Color Blindness Simulation

Original

#284B65

Protanopia

#37375F

Deuteranopia

#35325D

Tritanopia

#2A5A59

Achromatopsia

#454545

CSS Usage

background-color: #284B65;
color: #284B65;
border-color: #284B65;
Nearest Tailwind: Cyan 900 #164E63

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDEEB
300
#A7C6DC
400
#78A7CA
500
#4888B7
600
#3A6C92
700
#2E5775
800
#24445B
900
#1E3343
950
#13202B

Contrast Checker

Text on white

9.19:1

AA Pass AAA Pass

Text on black

2.28:1

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