#1F1FD5

#1F1FD5

Color Values

HEX

#1F1FD5

RGB

31, 31, 213

HSL

240.0, 74.6%, 47.8%

HSV

240.0, 85.4%, 83.5%

CMYK

85.4%, 85.4%, 0.0%, 16.5%

OKLCH

0.4202 0.256 268.0

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#1F1FD5

#D5D51F

Analogous

#1F7AD5

#7A1FD5

#1F1FD5

Triadic

#1F1FD5

#D51F1F

#1FD51F

Split Complementary

#1F1FD5

#D57A1F

#7AD51F

Tetradic

#1F1FD5

#D51F7A

#D5D51F

#1FD57A

Color Blindness Simulation

Original

#1F1FD5

Protanopia

#1F1FA9

Deuteranopia

#1F1F9E

Tritanopia

#1F867F

Achromatopsia

#2C2C2C

CSS Usage

background-color: #1F1FD5;
color: #1F1FD5;
border-color: #1F1FD5;
Nearest Tailwind: Violet 700 #6D28D9

Tailwind Shades

50
#F2F2FC
100
#E2E2F8
200
#C1C1F6
300
#9494EF
400
#5A5AE7
500
#2020DF
600
#1A1AB2
700
#15158E
800
#10106F
900
#101051
950
#0A0A33

Contrast Checker

Text on white

9.48:1

AA Pass AAA Pass

Text on black

2.22:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026