#237381

#237381

Color Values

HEX

#237381

RGB

35, 115, 129

HSL

188.9, 57.3%, 32.2%

HSV

188.9, 72.9%, 50.6%

CMYK

72.9%, 10.9%, 0.0%, 49.4%

OKLCH

0.5144 0.0776 211.7

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#237381

#813123

Analogous

#238160

#234481

#237381

Triadic

#237381

#812373

#738123

Split Complementary

#237381

#812344

#816023

Tetradic

#237381

#602381

#813123

#448123

Color Blindness Simulation

Original

#237381

Protanopia

#46467E

Deuteranopia

#413B7D

Tritanopia

#277B7A

Achromatopsia

#636363

CSS Usage

background-color: #237381;
color: #237381;
border-color: #237381;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F4FAFB
100
#E4F3F6
200
#C7EAF0
300
#9FDAE5
400
#6BC7D7
500
#36B3C9
600
#2C8FA0
700
#237280
800
#1B5964
900
#174249
950
#0F2A2E

Contrast Checker

Text on white

5.47:1

AA Pass AAA Fail

Text on black

3.84:1

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