#1C5D99

#1C5D99

Color Values

HEX

#1C5D99

RGB

28, 93, 153

HSL

208.8, 69.1%, 35.5%

HSV

208.8, 81.7%, 60.0%

CMYK

81.7%, 39.2%, 0.0%, 40.0%

OKLCH

0.4697 0.1164 250.5

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#1C5D99

#99581C

Analogous

#1C9997

#1C1E99

#1C5D99

Triadic

#1C5D99

#991C5D

#5D991C

Split Complementary

#1C5D99

#991C1E

#99971C

Tetradic

#1C5D99

#971C99

#99581C

#1E991C

Color Blindness Simulation

Original

#1C5D99

Protanopia

#38398A

Deuteranopia

#343087

Tritanopia

#1F7F7C

Achromatopsia

#545454

CSS Usage

background-color: #1C5D99;
color: #1C5D99;
border-color: #1C5D99;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F8FC
100
#E3EEF8
200
#C3DCF4
300
#98C3EC
400
#5FA3E2
500
#2783D8
600
#2069AC
700
#19548A
800
#14426C
900
#12324F
950
#0C1F32

Contrast Checker

Text on white

6.83:1

AA Pass AAA Fail

Text on black

3.08:1

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