#1C5799

#1C5799

Color Values

HEX

#1C5799

RGB

28, 87, 153

HSL

211.7, 69.1%, 35.5%

HSV

211.7, 81.7%, 60.0%

CMYK

81.7%, 43.1%, 0.0%, 40.0%

OKLCH

0.4554 0.1231 254.2

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#1C5799

#995E1C

Analogous

#1C9699

#201C99

#1C5799

Triadic

#1C5799

#991C57

#57991C

Split Complementary

#1C5799

#99201C

#96991C

Tetradic

#1C5799

#991C96

#995E1C

#1C9920

Color Blindness Simulation

Original

#1C5799

Protanopia

#363689

Deuteranopia

#322E85

Tritanopia

#1F7C7A

Achromatopsia

#4F4F4F

CSS Usage

background-color: #1C5799;
color: #1C5799;
border-color: #1C5799;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C3DAF4
300
#98BFEC
400
#5F9DE2
500
#277BD8
600
#2062AC
700
#194E8A
800
#143D6C
900
#122F4F
950
#0C1E32

Contrast Checker

Text on white

7.31:1

AA Pass AAA Pass

Text on black

2.87:1

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