#1B15DA

#1B15DA

Color Values

HEX

#1B15DA

RGB

27, 21, 218

HSL

241.8, 82.4%, 46.9%

HSV

241.8, 90.4%, 85.5%

CMYK

87.6%, 90.4%, 0.0%, 14.5%

OKLCH

0.4173 0.2673 267.3

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#1B15DA

#D4DA15

Analogous

#1572DA

#7E15DA

#1B15DA

Triadic

#1B15DA

#DA1B15

#15DA1B

Split Complementary

#1B15DA

#DA7E15

#72DA15

Tetradic

#1B15DA

#DA1572

#D4DA15

#15DA7E

Color Blindness Simulation

Original

#1B15DA

Protanopia

#1818AA

Deuteranopia

#19199F

Tritanopia

#1B857C

Achromatopsia

#242424

CSS Usage

background-color: #1B15DA;
color: #1B15DA;
border-color: #1B15DA;
Nearest Tailwind: Violet 700 #6D28D9

Tailwind Shades

50
#F2F2FD
100
#E1E1FA
200
#C0BEF9
300
#928FF4
400
#5853EE
500
#1D16E9
600
#1712BA
700
#120E95
800
#0E0B74
900
#0F0D54
950
#090835

Contrast Checker

Text on white

9.69:1

AA Pass AAA Pass

Text on black

2.17:1

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