#1F1FD3

#1F1FD3

Color Values

HEX

#1F1FD3

RGB

31, 31, 211

HSL

240.0, 74.4%, 47.5%

HSV

240.0, 85.3%, 82.7%

CMYK

85.3%, 85.3%, 0.0%, 17.3%

OKLCH

0.4177 0.2539 268.1

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#1F1FD3

#D3D31F

Analogous

#1F79D3

#791FD3

#1F1FD3

Triadic

#1F1FD3

#D31F1F

#1FD31F

Split Complementary

#1F1FD3

#D3791F

#79D31F

Tetradic

#1F1FD3

#D31F79

#D3D31F

#1FD379

Color Blindness Simulation

Original

#1F1FD3

Protanopia

#1F1FA7

Deuteranopia

#1F1F9D

Tritanopia

#1F857E

Achromatopsia

#2C2C2C

CSS Usage

background-color: #1F1FD3;
color: #1F1FD3;
border-color: #1F1FD3;
Nearest Tailwind: Violet 700 #6D28D9

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C1C1F6
300
#9494EF
400
#5A5AE7
500
#2121DE
600
#1A1AB2
700
#15158E
800
#10106F
900
#101051
950
#0A0A33

Contrast Checker

Text on white

9.57:1

AA Pass AAA Pass

Text on black

2.19:1

AA Fail 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