#577DB2

#577DB2

Color Values

HEX

#577DB2

RGB

87, 125, 178

HSL

214.9, 37.1%, 52.0%

HSV

214.9, 51.1%, 69.8%

CMYK

51.1%, 29.8%, 0.0%, 30.2%

OKLCH

0.5841 0.0926 256.8

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#577DB2

#B28C57

Analogous

#57ABB2

#5F57B2

#577DB2

Triadic

#577DB2

#B2577D

#7DB257

Split Complementary

#577DB2

#B25F57

#ABB257

Tetradic

#577DB2

#B257AB

#B28C57

#57B25F

Color Blindness Simulation

Original

#577DB2

Protanopia

#6768A5

Deuteranopia

#6562A2

Tritanopia

#599B99

Achromatopsia

#797979

CSS Usage

background-color: #577DB2;
color: #577DB2;
border-color: #577DB2;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F5F7FA
100
#E8ECF3
200
#CED9E9
300
#ABBED9
400
#7E9BC4
500
#5078AF
600
#40608C
700
#334D70
800
#283C57
900
#202E41
950
#141D29

Contrast Checker

Text on white

4.22:1

AA Fail AAA Fail

Text on black

4.98:1

AA Pass AAA Fail

Related Articles

Tutorials

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

1月 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1月 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1月 15, 2026