#1B66BA

#1B66BA

Color Values

HEX

#1B66BA

RGB

27, 102, 186

HSL

211.7, 74.6%, 41.8%

HSV

211.7, 85.5%, 72.9%

CMYK

85.5%, 45.2%, 0.0%, 27.1%

OKLCH

0.5126 0.1501 254.9

Properties

Cool Dark Nearest: Denim

Color Harmonies

Complementary

#1B66BA

#BA6F1B

Analogous

#1BB6BA

#201BBA

#1B66BA

Triadic

#1B66BA

#BA1B66

#66BA1B

Split Complementary

#1B66BA

#BA201B

#B6BA1B

Tetradic

#1B66BA

#BA1BB6

#BA6F1B

#1BBA20

Color Blindness Simulation

Original

#1B66BA

Protanopia

#3B3CA6

Deuteranopia

#3732A1

Tritanopia

#1F9692

Achromatopsia

#5C5C5C

CSS Usage

background-color: #1B66BA;
color: #1B66BA;
border-color: #1B66BA;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F2F7FC
100
#E2EDF8
200
#C1DAF6
300
#94BFEF
400
#5A9DE7
500
#207ADF
600
#1A62B2
700
#154E8E
800
#103D6F
900
#102F51
950
#0A1D33

Contrast Checker

Text on white

5.74:1

AA Pass AAA Fail

Text on black

3.66:1

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