#537DA4

#537DA4

Color Values

HEX

#537DA4

RGB

83, 125, 164

HSL

208.9, 32.8%, 48.4%

HSV

208.9, 49.4%, 64.3%

CMYK

49.4%, 23.8%, 0.0%, 35.7%

OKLCH

0.575 0.0765 247.5

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#537DA4

#A47A53

Analogous

#53A4A2

#5354A4

#537DA4

Triadic

#537DA4

#A4537D

#7DA453

Split Complementary

#537DA4

#A45354

#A4A253

Tetradic

#537DA4

#A253A4

#A47A53

#54A453

Color Blindness Simulation

Original

#537DA4

Protanopia

#65669B

Deuteranopia

#636098

Tritanopia

#559391

Achromatopsia

#777777

CSS Usage

background-color: #537DA4;
color: #537DA4;
border-color: #537DA4;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7F9
100
#E8EDF2
200
#D0DCE7
300
#AEC3D6
400
#82A2C0
500
#5681A9
600
#456787
700
#37536C
800
#2B4155
900
#22313F
950
#161F28

Contrast Checker

Text on white

4.34:1

AA Fail AAA Fail

Text on black

4.84:1

AA Pass 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