#1C5BA4

#1C5BA4

Color Values

HEX

#1C5BA4

RGB

28, 91, 164

HSL

212.2, 70.8%, 37.6%

HSV

212.2, 82.9%, 64.3%

CMYK

82.9%, 44.5%, 0.0%, 35.7%

OKLCH

0.4724 0.1334 255.0

Properties

Cool Dark Nearest: NCS S 2065-B Pure Blue

Color Harmonies

Complementary

#1C5BA4

#A4651C

Analogous

#1C9FA4

#211CA4

#1C5BA4

Triadic

#1C5BA4

#A41C5B

#5BA41C

Split Complementary

#1C5BA4

#A4211C

#9FA41C

Tetradic

#1C5BA4

#A41C9F

#A4651C

#1CA421

Color Blindness Simulation

Original

#1C5BA4

Protanopia

#373892

Deuteranopia

#342F8E

Tritanopia

#1F8481

Achromatopsia

#535353

CSS Usage

background-color: #1C5BA4;
color: #1C5BA4;
border-color: #1C5BA4;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C2D9F5
300
#96BFED
400
#5E9CE3
500
#2579DA
600
#1E61AE
700
#184D8B
800
#133C6D
900
#122E4F
950
#0B1D32

Contrast Checker

Text on white

6.81:1

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