#1F78CD

#1F78CD

Color Values

HEX

#1F78CD

RGB

31, 120, 205

HSL

209.3, 73.7%, 46.3%

HSV

209.3, 84.9%, 80.4%

CMYK

84.9%, 41.5%, 0.0%, 19.6%

OKLCH

0.5669 0.1537 252.0

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#1F78CD

#CD741F

Analogous

#1FCDCB

#1F21CD

#1F78CD

Triadic

#1F78CD

#CD1F78

#78CD1F

Split Complementary

#1F78CD

#CD1F21

#CDCB1F

Tetradic

#1F78CD

#CB1FCD

#CD741F

#21CD1F

Color Blindness Simulation

Original

#1F78CD

Protanopia

#4646B8

Deuteranopia

#403AB4

Tritanopia

#23A8A5

Achromatopsia

#6B6B6B

CSS Usage

background-color: #1F78CD;
color: #1F78CD;
border-color: #1F78CD;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C1DCF6
300
#95C3EF
400
#5BA2E6
500
#2282DD
600
#1B68B1
700
#15538E
800
#11416F
900
#103151
950
#0A1F33

Contrast Checker

Text on white

4.54:1

AA Pass AAA Fail

Text on black

4.63:1

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