#397F8C

#397F8C

Color Values

HEX

#397F8C

RGB

57, 127, 140

HSL

189,4, 42,1%, 38,6%

HSV

189,4, 59,3%, 54,9%

CMYK

59,3%, 9,3%, 0,0%, 45,1%

OKLCH

0,557 0,0725 211,5

Properties

Cool Light Nearest: RAL 5018 Turquoise Blue

Color Harmonies

Complementary

#397F8C

#8C4639

Analogous

#398C6F

#39558C

#397F8C

Triadic

#397F8C

#8C397F

#7F8C39

Split Complementary

#397F8C

#8C3955

#8C6F39

Tetradic

#397F8C

#6F398C

#8C4639

#558C39

Color Blindness Simulation

Original

#397F8C

Protanopia

#575889

Deuteranopia

#534E88

Tritanopia

#3C8686

Achromatopsia

#717171

CSS Usage

background-color: #397F8C;
color: #397F8C;
border-color: #397F8C;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F5F9FA
100
#E7F2F4
200
#CCE6EA
300
#A8D3DC
400
#79BCC8
500
#4AA4B5
600
#3B8391
700
#2F6974
800
#25525B
900
#1E3D43
950
#13272A

Contrast Checker

Text on white

4,58:1

AA Pass AAA Fail

Text on black

4,59:1

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