#51539B

#51539B

Color Values

HEX

#51539B

RGB

81, 83, 155

HSL

238.4, 31.4%, 46.3%

HSV

238.4, 47.7%, 60.8%

CMYK

47.7%, 46.5%, 0.0%, 39.2%

OKLCH

0.4762 0.1143 279.9

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#51539B

#9B9951

Analogous

#51789B

#74519B

#51539B

Triadic

#51539B

#9B5153

#539B51

Split Complementary

#51539B

#9B7451

#789B51

Tetradic

#51539B

#9B5178

#9B9951

#519B74

Color Blindness Simulation

Original

#51539B

Protanopia

#52528A

Deuteranopia

#525285

Tritanopia

#517C79

Achromatopsia

#585858

CSS Usage

background-color: #51539B;
color: #51539B;
border-color: #51539B;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5F9
100
#E8E9F2
200
#D0D1E7
300
#AFB0D5
400
#8385BE
500
#575AA8
600
#464886
700
#38396B
800
#2C2D54
900
#23233E
950
#161627

Contrast Checker

Text on white

6.86:1

AA Pass AAA Fail

Text on black

3.06:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026