#577A7E

#577A7E

Color Values

HEX

#577A7E

RGB

87, 122, 126

HSL

186.2, 18.3%, 41.8%

HSV

186.2, 31.0%, 49.4%

CMYK

31.0%, 3.2%, 0.0%, 50.6%

OKLCH

0.5545 0.0401 204.9

Properties

Cool Dark Nearest: lightblue 4

Color Harmonies

Complementary

#577A7E

#7E5B57

Analogous

#577E6F

#57677E

#577A7E

Triadic

#577A7E

#7E577A

#7A7E57

Split Complementary

#577A7E

#7E5767

#7E6F57

Tetradic

#577A7E

#6F577E

#7E5B57

#677E57

Color Blindness Simulation

Original

#577A7E

Protanopia

#66667D

Deuteranopia

#64627D

Tritanopia

#597C7C

Achromatopsia

#737373

CSS Usage

background-color: #577A7E;
color: #577A7E;
border-color: #577A7E;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F6F8F9
100
#EAEFF0
200
#D5E0E2
300
#B7CBCD
400
#8FAEB2
500
#689297
600
#537579
700
#435D61
800
#34494B
900
#283738
950
#1A2324

Contrast Checker

Text on white

4.68:1

AA Pass AAA Fail

Text on black

4.49:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026