#2F2F63

#2F2F63

Color Values

HEX

#2F2F63

RGB

47, 47, 99

HSL

240.0, 35.6%, 28.6%

HSV

240.0, 52.5%, 38.8%

CMYK

52.5%, 52.5%, 0.0%, 61.2%

OKLCH

0.3346 0.0894 280.4

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#2F2F63

#63632F

Analogous

#2F4963

#492F63

#2F2F63

Triadic

#2F2F63

#632F2F

#2F632F

Split Complementary

#2F2F63

#63492F

#49632F

Tetradic

#2F2F63

#632F49

#63632F

#2F6349

Color Blindness Simulation

Original

#2F2F63

Protanopia

#2F2F56

Deuteranopia

#2F2F53

Tritanopia

#2F4C4A

Achromatopsia

#333333

CSS Usage

background-color: #2F2F63;
color: #2F2F63;
border-color: #2F2F63;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E8E8F3
200
#CFCFE8
300
#ACACD8
400
#7F7FC2
500
#5252AD
600
#42428A
700
#35356F
800
#292956
900
#212140
950
#151528

Contrast Checker

Text on white

12.3:1

AA Pass AAA Pass

Text on black

1.71:1

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