#285BAF

#285BAF

Color Values

HEX

#285BAF

RGB

40, 91, 175

HSL

217.3, 62.8%, 42.2%

HSV

217.3, 77.1%, 68.6%

CMYK

77.1%, 48.0%, 0.0%, 31.4%

OKLCH

0.4838 0.145 259.9

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#285BAF

#AF7C28

Analogous

#289FAF

#3828AF

#285BAF

Triadic

#285BAF

#AF285B

#5BAF28

Split Complementary

#285BAF

#AF3828

#9FAF28

Tetradic

#285BAF

#AF289F

#AF7C28

#28AF38

Color Blindness Simulation

Original

#285BAF

Protanopia

#3E3F9B

Deuteranopia

#3B3796

Tritanopia

#2B8B87

Achromatopsia

#565656

CSS Usage

background-color: #285BAF;
color: #285BAF;
border-color: #285BAF;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FB
100
#E4EBF7
200
#C5D6F2
300
#9BB8E8
400
#6592DC
500
#2F6CD0
600
#2656A6
700
#1E4585
800
#183668
900
#152A4C
950
#0D1A30

Contrast Checker

Text on white

6.55:1

AA Pass AAA Fail

Text on black

3.21:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

ก.พ. 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

ก.พ. 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

ก.พ. 19, 2026