#311546

#311546

Color Values

HEX

#311546

RGB

49, 21, 70

HSL

274.3, 53.8%, 17.8%

HSV

274.3, 70.0%, 27.5%

CMYK

30.0%, 70.0%, 0.0%, 72.5%

OKLCH

0.2643 0.0901 307.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#311546

#2A4615

Analogous

#181546

#461542

#311546

Triadic

#311546

#463115

#154631

Split Complementary

#311546

#424615

#154618

Tetradic

#311546

#461815

#2A4615

#154246

Color Blindness Simulation

Original

#311546

Protanopia

#25253A

Deuteranopia

#262937

Tritanopia

#30312F

Achromatopsia

#1E1E1E

CSS Usage

background-color: #311546;
color: #311546;
border-color: #311546;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F4FB
100
#EEE5F5
200
#DEC8EF
300
#C7A1E3
400
#A86ED3
500
#893BC4
600
#6E2F9D
700
#58267E
800
#451D62
900
#341948
950
#21102D

Contrast Checker

Text on white

15.83:1

AA Pass AAA Pass

Text on black

1.33:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026