#4138CF

#4138CF

Color Values

HEX

#4138CF

RGB

65, 56, 207

HSL

243.6, 61.1%, 51.6%

HSV

243.6, 72.9%, 81.2%

CMYK

68.6%, 72.9%, 0.0%, 18.8%

OKLCH

0.4603 0.221 275.9

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#4138CF

#C6CF38

Analogous

#387BCF

#8D38CF

#4138CF

Triadic

#4138CF

#CF4138

#38CF41

Split Complementary

#4138CF

#CF8D38

#7BCF38

Tetradic

#4138CF

#CF387B

#C6CF38

#38CF8D

Color Blindness Simulation

Original

#4138CF

Protanopia

#3D3DAB

Deuteranopia

#3E3EA2

Tritanopia

#418E87

Achromatopsia

#454545

CSS Usage

background-color: #4138CF;
color: #4138CF;
border-color: #4138CF;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F4F3FB
100
#E5E4F6
200
#C8C5F1
300
#A19CE7
400
#6E67DA
500
#3B32CD
600
#2F28A4
700
#262083
800
#1D1967
900
#19164B
950
#100E2F

Contrast Checker

Text on white

7.8:1

AA Pass AAA Pass

Text on black

2.69:1

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