#288993

#288993

Color Values

HEX

#288993

RGB

40, 137, 147

HSL

185.6, 57.2%, 36.7%

HSV

185.6, 72.8%, 57.6%

CMYK

72.8%, 6.8%, 0.0%, 42.4%

OKLCH

0.58 0.0875 205.1

Properties

Cool Light Nearest: RAL 5018 Turquoise Blue

Color Harmonies

Complementary

#288993

#933228

Analogous

#289368

#285493

#288993

Triadic

#288993

#932889

#899328

Split Complementary

#288993

#932854

#936828

Tetradic

#288993

#682893

#933228

#549328

Color Blindness Simulation

Original

#288993

Protanopia

#525391

Deuteranopia

#4C4590

Tritanopia

#2D8F8E

Achromatopsia

#757575

CSS Usage

background-color: #288993;
color: #288993;
border-color: #288993;
Nearest Tailwind: Teal 700 #0F766E

Tailwind Shades

50
#F4FAFB
100
#E4F4F6
200
#C7ECF0
300
#9FDEE5
400
#6BCDD7
500
#37BBC8
600
#2C95A0
700
#237880
800
#1B5D64
900
#184549
950
#0F2B2E

Contrast Checker

Text on white

4.13:1

AA Fail AAA Fail

Text on black

5.09:1

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