#1C2C3D

#1C2C3D

Color Values

HEX

#1C2C3D

RGB

28, 44, 61

HSL

210.9, 37.1%, 17.5%

HSV

210.9, 54.1%, 23.9%

CMYK

54.1%, 27.9%, 0.0%, 76.1%

OKLCH

0.2873 0.038 250.7

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#1C2C3D

#3D2D1C

Analogous

#1C3D3D

#1D1C3D

#1C2C3D

Triadic

#1C2C3D

#3D1C2C

#2C3D1C

Split Complementary

#1C2C3D

#3D1D1C

#3D3D1C

Tetradic

#1C2C3D

#3D1C3D

#3D2D1C

#1C3D1D

Color Blindness Simulation

Original

#1C2C3D

Protanopia

#232339

Deuteranopia

#222138

Tritanopia

#1D3635

Achromatopsia

#2A2A2A

CSS Usage

background-color: #1C2C3D;
color: #1C2C3D;
border-color: #1C2C3D;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8EDF3
200
#CEDBE9
300
#ABC1D9
400
#7EA0C4
500
#507EAF
600
#40658C
700
#335170
800
#283F57
900
#203041
950
#141E29

Contrast Checker

Text on white

14.22:1

AA Pass AAA Pass

Text on black

1.48:1

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