#13023F

#13023F

Color Values

HEX

#13023F

RGB

19, 2, 63

HSL

256.7, 93.8%, 12.7%

HSV

256.7, 96.8%, 24.7%

CMYK

69.8%, 96.8%, 0.0%, 75.3%

OKLCH

0.1888 0.105 284.5

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#13023F

#2E3F02

Analogous

#020F3F

#31023F

#13023F

Triadic

#13023F

#3F1302

#023F13

Split Complementary

#13023F

#3F3102

#0F3F02

Tetradic

#13023F

#3F020F

#2E3F02

#023F31

Color Blindness Simulation

Original

#13023F

Protanopia

#0C0B30

Deuteranopia

#0D0E2D

Tritanopia

#122522

Achromatopsia

#0A0A0A

CSS Usage

background-color: #13023F;
color: #13023F;
border-color: #13023F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F1FD
100
#E7DFFB
200
#CCBAFD
300
#A888FB
400
#7948F9
500
#4A08F7
600
#3C06C6
700
#30059E
800
#25047C
900
#1E0859
950
#130538

Contrast Checker

Text on white

18.95:1

AA Pass AAA Pass

Text on black

1.11:1

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