#289BA1

#289BA1

Color Values

HEX

#289BA1

RGB

40, 155, 161

HSL

183.0, 60.2%, 39.4%

HSV

183.0, 75.2%, 63.1%

CMYK

75.2%, 3.7%, 0.0%, 36.9%

OKLCH

0.6312 0.0977 200.3

Properties

Cool Light Nearest: Teal Blue

Color Harmonies

Complementary

#289BA1

#A12E28

Analogous

#28A16B

#285EA1

#289BA1

Triadic

#289BA1

#A1289B

#9BA128

Split Complementary

#289BA1

#A1285E

#A16B28

Tetradic

#289BA1

#6B28A1

#A12E28

#5EA128

Color Blindness Simulation

Original

#289BA1

Protanopia

#5A5BA0

Deuteranopia

#534A9F

Tritanopia

#2E9E9E

Achromatopsia

#838383

CSS Usage

background-color: #289BA1;
color: #289BA1;
border-color: #289BA1;
Nearest Tailwind: Teal 600 #0D9488

Tailwind Shades

50
#F3FBFB
100
#E4F5F6
200
#C6EFF1
300
#9DE3E7
400
#68D4D9
500
#33C5CC
600
#299DA3
700
#207E83
800
#196266
900
#16484B
950
#0E2E2F

Contrast Checker

Text on white

3.34:1

AA Fail AAA Fail

Text on black

6.29:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026