#284F97

#284F97

Color Values

HEX

#284F97

RGB

40, 79, 151

HSL

218.9, 58.1%, 37.5%

HSV

218.9, 73.5%, 59.2%

CMYK

73.5%, 47.7%, 0.0%, 40.8%

OKLCH

0.4398 0.1262 261.4

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#284F97

#977028

Analogous

#288797

#392897

#284F97

Triadic

#284F97

#97284F

#4F9728

Split Complementary

#284F97

#973928

#879728

Tetradic

#284F97

#972887

#977028

#289739

Color Blindness Simulation

Original

#284F97

Protanopia

#393986

Deuteranopia

#373481

Tritanopia

#2A7875

Achromatopsia

#4C4C4C

CSS Usage

background-color: #284F97;
color: #284F97;
border-color: #284F97;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F4F6FB
100
#E4EBF6
200
#C7D5F0
300
#9EB7E5
400
#6A90D7
500
#356ACA
600
#2B54A1
700
#224481
800
#1B3565
900
#17294A
950
#0F1A2F

Contrast Checker

Text on white

7.91:1

AA Pass AAA Pass

Text on black

2.66:1

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