#282997

#282997

Color Values

HEX

#282997

RGB

40, 41, 151

HSL

239,5, 58,1%, 37,5%

HSV

239,5, 73,5%, 59,2%

CMYK

73,5%, 72,8%, 0,0%, 40,8%

OKLCH

0,3652 0,1733 273,3

Properties

Cool Dark Nearest: purple 4

Color Harmonies

Complementary

#282997

#979628

Analogous

#286197

#5F2897

#282997

Triadic

#282997

#972829

#299728

Split Complementary

#282997

#975F28

#619728

Tetradic

#282997

#972861

#979628

#28975F

Color Blindness Simulation

Original

#282997

Protanopia

#28287C

Deuteranopia

#282876

Tritanopia

#286763

Achromatopsia

#313131

CSS Usage

background-color: #282997;
color: #282997;
border-color: #282997;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E4E4F6
200
#C7C7F0
300
#9E9FE5
400
#6A6BD7
500
#3537CA
600
#2B2CA1
700
#222381
800
#1B1B65
900
#17184A
950
#0F0F2F

Contrast Checker

Text on white

11,33:1

AA Pass AAA Pass

Text on black

1,85:1

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