#288D9F

#288D9F

Color Values

HEX

#288D9F

RGB

40, 141, 159

HSL

189.1, 59.8%, 39.0%

HSV

189.1, 74.8%, 62.4%

CMYK

74.8%, 11.3%, 0.0%, 37.6%

OKLCH

0.595 0.0926 212.3

Properties

Cool Light Nearest: NCS S 1060-B30G Teal

Color Harmonies

Complementary

#288D9F

#9F3A28

Analogous

#289F75

#28519F

#288D9F

Triadic

#288D9F

#9F288D

#8D9F28

Split Complementary

#288D9F

#9F2851

#9F7528

Tetradic

#288D9F

#75289F

#9F3A28

#519F28

Color Blindness Simulation

Original

#288D9F

Protanopia

#54559B

Deuteranopia

#4E469A

Tritanopia

#2D9796

Achromatopsia

#797979

CSS Usage

background-color: #288D9F;
color: #288D9F;
border-color: #288D9F;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F3FAFB
100
#E4F3F6
200
#C6EAF1
300
#9DDBE6
400
#68C8D9
500
#33B5CC
600
#2990A3
700
#217482
800
#1A5A66
900
#16434B
950
#0E2A2F

Contrast Checker

Text on white

3.89:1

AA Fail AAA Fail

Text on black

5.4:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026