#0C2143

#0C2143

Color Values

HEX

#0C2143

RGB

12, 33, 67

HSL

217.1, 69.6%, 15.5%

HSV

217.1, 82.1%, 26.3%

CMYK

82.1%, 50.7%, 0.0%, 73.7%

OKLCH

0.2522 0.0697 259.6

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#0C2143

#432E0C

Analogous

#0C3D43

#130C43

#0C2143

Triadic

#0C2143

#430C21

#21430C

Split Complementary

#0C2143

#43130C

#3D430C

Tetradic

#0C2143

#430C3D

#432E0C

#0C4313

Color Blindness Simulation

Original

#0C2143

Protanopia

#15153B

Deuteranopia

#141239

Tritanopia

#0D3433

Achromatopsia

#1F1F1F

CSS Usage

background-color: #0C2143;
color: #0C2143;
border-color: #0C2143;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F3F6FC
100
#E3EBF8
200
#C2D5F4
300
#97B8EC
400
#5F91E2
500
#276AD8
600
#1F55AD
700
#19448A
800
#13356C
900
#12294F
950
#0B1A32

Contrast Checker

Text on white

15.98:1

AA Pass AAA Pass

Text on black

1.31:1

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