#28646F

#28646F

Color Values

HEX

#28646F

RGB

40, 100, 111

HSL

189.3, 47.0%, 29.6%

HSV

189.3, 64.0%, 43.5%

CMYK

64.0%, 9.9%, 0.0%, 56.5%

OKLCH

0.4688 0.0636 211.5

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#28646F

#6F3328

Analogous

#286F56

#28406F

#28646F

Triadic

#28646F

#6F2864

#646F28

Split Complementary

#28646F

#6F2840

#6F5628

Tetradic

#28646F

#56286F

#6F3328

#406F28

Color Blindness Simulation

Original

#28646F

Protanopia

#42436C

Deuteranopia

#3E3A6C

Tritanopia

#2B6A6A

Achromatopsia

#585858

CSS Usage

background-color: #28646F;
color: #28646F;
border-color: #28646F;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F4F9FA
100
#E6F2F4
200
#CBE7EC
300
#A5D6DF
400
#74BFCD
500
#44A9BB
600
#368796
700
#2B6C78
800
#22545E
900
#1C3F45
950
#12282C

Contrast Checker

Text on white

6.68:1

AA Pass AAA Fail

Text on black

3.14:1

AA Fail 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