#2170BD

#2170BD

Color Values

HEX

#2170BD

RGB

33, 112, 189

HSL

209.6, 70.3%, 43.5%

HSV

209.6, 82.5%, 74.1%

CMYK

82.5%, 40.7%, 0.0%, 25.9%

OKLCH

0.5388 0.1414 251.9

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#2170BD

#BD6E21

Analogous

#21BDBC

#2122BD

#2170BD

Triadic

#2170BD

#BD2170

#70BD21

Split Complementary

#2170BD

#BD2122

#BDBC21

Tetradic

#2170BD

#BC21BD

#BD6E21

#22BD21

Color Blindness Simulation

Original

#2170BD

Protanopia

#4344AA

Deuteranopia

#3F39A6

Tritanopia

#259C98

Achromatopsia

#656565

CSS Usage

background-color: #2170BD;
color: #2170BD;
border-color: #2170BD;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C2DCF4
300
#97C2ED
400
#5EA2E3
500
#2681D9
600
#1E67AE
700
#18528B
800
#13406D
900
#12314F
950
#0B1F32

Contrast Checker

Text on white

5.1:1

AA Pass AAA Fail

Text on black

4.12:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026