#3F779F

#3F779F

Color Values

HEX

#3F779F

RGB

63, 119, 159

HSL

205.0, 43.2%, 43.5%

HSV

205.0, 60.4%, 62.4%

CMYK

60.4%, 25.2%, 0.0%, 37.6%

OKLCH

0.5484 0.0862 241.7

Properties

Cool Dark Nearest: steelblue

Color Harmonies

Complementary

#3F779F

#9F673F

Analogous

#3F9F97

#3F479F

#3F779F

Triadic

#3F779F

#9F3F77

#779F3F

Split Complementary

#3F779F

#9F3F47

#9F973F

Tetradic

#3F779F

#973F9F

#9F673F

#479F3F

Color Blindness Simulation

Original

#3F779F

Protanopia

#575895

Deuteranopia

#545093

Tritanopia

#428E8C

Achromatopsia

#6E6E6E

CSS Usage

background-color: #3F779F;
color: #3F779F;
border-color: #3F779F;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDEEB
300
#A7C6DC
400
#78A7C9
500
#4889B7
600
#3A6D92
700
#2E5775
800
#24445B
900
#1E3443
950
#13212A

Contrast Checker

Text on white

4.83:1

AA Pass AAA Fail

Text on black

4.35:1

AA Fail AAA Fail

Related Articles

Tutorials

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026