#51529F

#51529F

Color Values

HEX

#51529F

RGB

81, 82, 159

HSL

239.2, 32.5%, 47.1%

HSV

239.2, 49.1%, 62.4%

CMYK

49.1%, 48.4%, 0.0%, 37.6%

OKLCH

0.4768 0.1216 280.2

Properties

Cool Dark Nearest: darkslateblue

Color Harmonies

Complementary

#51529F

#9F9E51

Analogous

#51799F

#77519F

#51529F

Triadic

#51529F

#9F5152

#529F51

Split Complementary

#51529F

#9F7751

#799F51

Tetradic

#51529F

#9F5179

#9F9E51

#519F77

Color Blindness Simulation

Original

#51529F

Protanopia

#51518C

Deuteranopia

#515188

Tritanopia

#517E7A

Achromatopsia

#575757

CSS Usage

background-color: #51529F;
color: #51529F;
border-color: #51529F;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5F9
100
#E8E8F2
200
#D0D0E7
300
#AEAED6
400
#8283BF
500
#5657A9
600
#454687
700
#37386C
800
#2B2C54
900
#22233F
950
#161628

Contrast Checker

Text on white

6.87:1

AA Pass AAA Fail

Text on black

3.06:1

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