#285BA8

#285BA8

Color Values

HEX

#285BA8

RGB

40, 91, 168

HSL

216.1, 61.5%, 40.8%

HSV

216.1, 76.2%, 65.9%

CMYK

76.2%, 45.8%, 0.0%, 34.1%

OKLCH

0.4789 0.1354 258.7

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#285BA8

#A87528

Analogous

#289BA8

#3528A8

#285BA8

Triadic

#285BA8

#A8285B

#5BA828

Split Complementary

#285BA8

#A83528

#9BA828

Tetradic

#285BA8

#A8289B

#A87528

#28A835

Color Blindness Simulation

Original

#285BA8

Protanopia

#3E3F95

Deuteranopia

#3B3791

Tritanopia

#2B8783

Achromatopsia

#565656

CSS Usage

background-color: #285BA8;
color: #285BA8;
border-color: #285BA8;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F7FB
100
#E4EBF6
200
#C5D7F1
300
#9CBAE7
400
#6795DB
500
#3170CE
600
#2759A5
700
#1F4784
800
#193867
900
#162B4B
950
#0E1B30

Contrast Checker

Text on white

6.66:1

AA Pass AAA Fail

Text on black

3.15:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026