#2F51AC

#2F51AC

Color Values

HEX

#2F51AC

RGB

47, 81, 172

HSL

223.7, 57.1%, 42.9%

HSV

223.7, 72.7%, 67.5%

CMYK

72.7%, 52.9%, 0.0%, 32.5%

OKLCH

0.4629 0.1511 265.4

Properties

Cool Dark Nearest: NCS S 1050-R90B Blue Violet

Color Harmonies

Complementary

#2F51AC

#AC8A2F

Analogous

#2F8FAC

#4B2FAC

#2F51AC

Triadic

#2F51AC

#AC2F51

#51AC2F

Split Complementary

#2F51AC

#AC4B2F

#8FAC2F

Tetradic

#2F51AC

#AC2F8F

#AC8A2F

#2FAC4B

Color Blindness Simulation

Original

#2F51AC

Protanopia

#3E3E96

Deuteranopia

#3C3991

Tritanopia

#318581

Achromatopsia

#505050

CSS Usage

background-color: #2F51AC;
color: #2F51AC;
border-color: #2F51AC;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F4F6FB
100
#E4E9F6
200
#C7D2F0
300
#9FB2E5
400
#6B88D7
500
#375EC8
600
#2C4BA0
700
#233C80
800
#1B2F64
900
#182549
950
#0F172E

Contrast Checker

Text on white

7.26:1

AA Pass AAA Pass

Text on black

2.89:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026