#6F899B

#6F899B

Color Values

HEX

#6F899B

RGB

111, 137, 155

HSL

204.5, 18.0%, 52.2%

HSV

204.5, 28.4%, 60.8%

CMYK

28.4%, 11.6%, 0.0%, 39.2%

OKLCH

0.6163 0.0404 238.5

Properties

Cool Light Nearest: lightslategrey

Color Harmonies

Complementary

#6F899B

#9B816F

Analogous

#6F9B97

#6F739B

#6F899B

Triadic

#6F899B

#9B6F89

#899B6F

Split Complementary

#6F899B

#9B6F73

#9B976F

Tetradic

#6F899B

#976F9B

#9B816F

#739B6F

Color Blindness Simulation

Original

#6F899B

Protanopia

#7A7A97

Deuteranopia

#797796

Tritanopia

#709392

Achromatopsia

#858585

CSS Usage

background-color: #6F899B;
color: #6F899B;
border-color: #6F899B;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D5DCE2
300
#B7C4CD
400
#90A4B2
500
#698496
600
#546978
700
#435460
800
#34424B
900
#293238
950
#1A2024

Contrast Checker

Text on white

3.67:1

AA Fail AAA Fail

Text on black

5.73:1

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