#55657A

#55657A

Color Values

HEX

#55657A

RGB

85, 101, 122

HSL

214.1, 17.9%, 40.6%

HSV

214.1, 30.3%, 47.8%

CMYK

30.3%, 17.2%, 0.0%, 52.2%

OKLCH

0.5015 0.0389 255.3

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#55657A

#7A6A55

Analogous

#55787A

#58557A

#55657A

Triadic

#55657A

#7A5565

#657A55

Split Complementary

#55657A

#7A5855

#787A55

Tetradic

#55657A

#7A5578

#7A6A55

#557A58

Color Blindness Simulation

Original

#55657A

Protanopia

#5C5C75

Deuteranopia

#5B5A74

Tritanopia

#567170

Achromatopsia

#636363

CSS Usage

background-color: #55657A;
color: #55657A;
border-color: #55657A;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D5DAE2
300
#B7C0CD
400
#909EB2
500
#697C96
600
#546478
700
#435060
800
#343E4B
900
#292F38
950
#1A1E24

Contrast Checker

Text on white

5.95:1

AA Pass AAA Fail

Text on black

3.53:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026