#1B78D4

#1B78D4

Color Values

HEX

#1B78D4

RGB

27, 120, 212

HSL

209.8, 77.4%, 46.9%

HSV

209.8, 87.3%, 83.1%

CMYK

87.3%, 43.4%, 0.0%, 16.9%

OKLCH

0.5707 0.1633 253.1

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#1B78D4

#D4771B

Analogous

#1BD4D4

#1B1CD4

#1B78D4

Triadic

#1B78D4

#D41B78

#78D41B

Split Complementary

#1B78D4

#D41B1C

#D4D41B

Tetradic

#1B78D4

#D41BD4

#D4771B

#1CD41B

Color Blindness Simulation

Original

#1B78D4

Protanopia

#4344BE

Deuteranopia

#3E37B8

Tritanopia

#20ACA8

Achromatopsia

#6B6B6B

CSS Usage

background-color: #1B78D4;
color: #1B78D4;
border-color: #1B78D4;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F2F7FC
100
#E1EDF9
200
#C0DBF7
300
#92C2F1
400
#58A1EA
500
#1D80E2
600
#1767B5
700
#125291
800
#0E4071
900
#0F3152
950
#091F34

Contrast Checker

Text on white

4.48:1

AA Fail AAA Fail

Text on black

4.68:1

AA Pass 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