#517291

#517291

Color Values

HEX

#517291

RGB

81, 114, 145

HSL

209.1, 28.3%, 44.3%

HSV

209.1, 44.1%, 56.9%

CMYK

44.1%, 21.4%, 0.0%, 43.1%

OKLCH

0.5394 0.0619 247.5

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#517291

#917051

Analogous

#519190

#515291

#517291

Triadic

#517291

#915172

#729151

Split Complementary

#517291

#915152

#919051

Tetradic

#517291

#905191

#917051

#529151

Color Blindness Simulation

Original

#517291

Protanopia

#5F608A

Deuteranopia

#5D5B88

Tritanopia

#538482

Achromatopsia

#6D6D6D

CSS Usage

background-color: #517291;
color: #517291;
border-color: #517291;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#E9EDF1
200
#D1DCE5
300
#B0C2D3
400
#86A1BB
500
#5B81A4
600
#496783
700
#3B5269
800
#2E4052
900
#24313D
950
#171F26

Contrast Checker

Text on white

5.04:1

AA Pass AAA Fail

Text on black

4.17:1

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