#1C3D58

#1C3D58

Color Values

HEX

#1C3D58

RGB

28, 61, 88

HSL

207.0, 51.7%, 22.7%

HSV

207.0, 68.2%, 34.5%

CMYK

68.2%, 30.7%, 0.0%, 65.5%

OKLCH

0.3487 0.0612 245.5

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#1C3D58

#58371C

Analogous

#1C5855

#1C1F58

#1C3D58

Triadic

#1C3D58

#581C3D

#3D581C

Split Complementary

#1C3D58

#581C1F

#58551C

Tetradic

#1C3D58

#551C58

#58371C

#1F581C

Color Blindness Simulation

Original

#1C3D58

Protanopia

#2A2B51

Deuteranopia

#282650

Tritanopia

#1E4C4B

Achromatopsia

#383838

CSS Usage

background-color: #1C3D58;
color: #1C3D58;
border-color: #1C3D58;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F8FB
100
#E5EEF5
200
#C9DDEE
300
#A2C5E1
400
#70A6D1
500
#3E86C1
600
#316B9B
700
#27567C
800
#1F4361
900
#1A3347
950
#10202D

Contrast Checker

Text on white

11.3:1

AA Pass AAA Pass

Text on black

1.86:1

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