#3985CF

#3985CF

Color Values

HEX

#3985CF

RGB

57, 133, 207

HSL

209.6, 61.0%, 51.8%

HSV

209.6, 72.5%, 81.2%

CMYK

72.5%, 35.7%, 0.0%, 18.8%

OKLCH

0.6045 0.1354 250.6

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3985CF

#CF8339

Analogous

#39CFCE

#393ACF

#3985CF

Triadic

#3985CF

#CF3985

#85CF39

Split Complementary

#3985CF

#CF393A

#CFCE39

Tetradic

#3985CF

#CE39CF

#CF8339

#3ACF39

Color Blindness Simulation

Original

#3985CF

Protanopia

#5A5BBD

Deuteranopia

#5650B9

Tritanopia

#3DAFAC

Achromatopsia

#7A7A7A

CSS Usage

background-color: #3985CF;
color: #3985CF;
border-color: #3985CF;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FB
100
#E4EDF6
200
#C6DCF1
300
#9CC2E7
400
#67A1DA
500
#3281CD
600
#2867A4
700
#205283
800
#194067
900
#16314B
950
#0E1F2F

Contrast Checker

Text on white

3.87:1

AA Fail AAA Fail

Text on black

5.43:1

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