#284261

#284261

Color Values

HEX

#284261

RGB

40, 66, 97

HSL

212.6, 41.6%, 26.9%

HSV

212.6, 58.8%, 38.0%

CMYK

58.8%, 32.0%, 0.0%, 62.0%

OKLCH

0.3733 0.0625 253.6

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#284261

#614728

Analogous

#285F61

#2B2861

#284261

Triadic

#284261

#612842

#426128

Split Complementary

#284261

#612B28

#5F6128

Tetradic

#284261

#61285F

#614728

#28612B

Color Blindness Simulation

Original

#284261

Protanopia

#33335A

Deuteranopia

#323058

Tritanopia

#295452

Achromatopsia

#3F3F3F

CSS Usage

background-color: #284261;
color: #284261;
border-color: #284261;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CCDAEA
300
#A8C0DB
400
#799DC8
500
#4A7BB5
600
#3C6290
700
#304F74
800
#253D5A
900
#1E2F43
950
#131E2A

Contrast Checker

Text on white

10.28:1

AA Pass AAA Pass

Text on black

2.04:1

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