#0C519C

#0C519C

Color Values

HEX

#0C519C

RGB

12, 81, 156

HSL

211.2, 85.7%, 32.9%

HSV

211.2, 92.3%, 61.2%

CMYK

92.3%, 48.1%, 0.0%, 38.8%

OKLCH

0.44 0.1378 255.3

Properties

Cool Dark Nearest: NCS S 2065-B Pure Blue

Color Harmonies

Complementary

#0C519C

#9C570C

Analogous

#0C999C

#0F0C9C

#0C519C

Triadic

#0C519C

#9C0C51

#519C0C

Split Complementary

#0C519C

#9C0F0C

#999C0C

Tetradic

#0C519C

#9C0C99

#9C570C

#0C9C0F

Color Blindness Simulation

Original

#0C519C

Protanopia

#2A2A8A

Deuteranopia

#262186

Tritanopia

#0F7C78

Achromatopsia

#484848

CSS Usage

background-color: #0C519C;
color: #0C519C;
border-color: #0C519C;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F2F7FD
100
#E0EDFA
200
#BDDAFA
300
#8DC0F6
400
#509DF2
500
#127BED
600
#0F63BD
700
#0C4F98
800
#093E76
900
#0B2F56
950
#071E36

Contrast Checker

Text on white

7.86:1

AA Pass AAA Pass

Text on black

2.67:1

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