#15129B

#15129B

Color Values

HEX

#15129B

RGB

21, 18, 155

HSL

241.3, 79.2%, 33.9%

HSV

241.3, 88.4%, 60.8%

CMYK

86.5%, 88.4%, 0.0%, 39.2%

OKLCH

0.3311 0.2028 268.5

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#15129B

#989B12

Analogous

#12539B

#59129B

#15129B

Triadic

#15129B

#9B1512

#129B15

Split Complementary

#15129B

#9B5912

#539B12

Tetradic

#15129B

#9B1253

#989B12

#129B59

Color Blindness Simulation

Original

#15129B

Protanopia

#14147A

Deuteranopia

#141472

Tritanopia

#15605A

Achromatopsia

#1D1D1D

CSS Usage

background-color: #15129B;
color: #15129B;
border-color: #15129B;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F2F2FC
100
#E2E1F9
200
#C0BFF8
300
#9391F2
400
#5956EB
500
#1F1BE4
600
#1915B7
700
#141192
800
#0F0D72
900
#0F0E53
950
#0A0934

Contrast Checker

Text on white

13.19:1

AA Pass AAA Pass

Text on black

1.59:1

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