#351F47

#351F47

Color Values

HEX

#351F47

RGB

53, 31, 71

HSL

273.0, 39.2%, 20.0%

HSV

273.0, 56.3%, 27.8%

CMYK

25.4%, 56.3%, 0.0%, 72.2%

OKLCH

0.2881 0.0746 307.8

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#351F47

#31471F

Analogous

#211F47

#471F45

#351F47

Triadic

#351F47

#47351F

#1F4735

Split Complementary

#351F47

#45471F

#1F4721

Tetradic

#351F47

#47211F

#31471F

#1F4547

Color Blindness Simulation

Original

#351F47

Protanopia

#2B2B3D

Deuteranopia

#2D2E3B

Tritanopia

#343634

Achromatopsia

#272727

CSS Usage

background-color: #351F47;
color: #351F47;
border-color: #351F47;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F5FA
100
#EEE7F3
200
#DDCDE9
300
#C4AADA
400
#A47CC6
500
#844EB1
600
#6A3E8E
700
#553272
800
#422759
900
#321F42
950
#201429

Contrast Checker

Text on white

14.6:1

AA Pass AAA Pass

Text on black

1.44:1

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