#1F77CD

#1F77CD

Color Values

HEX

#1F77CD

RGB

31, 119, 205

HSL

209.7, 73.7%, 46.3%

HSV

209.7, 84.9%, 80.4%

CMYK

84.9%, 42.0%, 0.0%, 19.6%

OKLCH

0.5646 0.1547 252.4

Properties

Cool Dark Nearest: dodgerblue 3

Color Harmonies

Complementary

#1F77CD

#CD751F

Analogous

#1FCDCC

#1F20CD

#1F77CD

Triadic

#1F77CD

#CD1F77

#77CD1F

Split Complementary

#1F77CD

#CD1F20

#CDCC1F

Tetradic

#1F77CD

#CC1FCD

#CD751F

#20CD1F

Color Blindness Simulation

Original

#1F77CD

Protanopia

#4546B8

Deuteranopia

#4039B3

Tritanopia

#23A8A4

Achromatopsia

#6B6B6B

CSS Usage

background-color: #1F77CD;
color: #1F77CD;
border-color: #1F77CD;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C1DCF6
300
#95C2EF
400
#5BA1E6
500
#2280DD
600
#1B67B1
700
#15528E
800
#11406F
900
#103151
950
#0A1F33

Contrast Checker

Text on white

4.59:1

AA Pass AAA Fail

Text on black

4.58:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026