#040D47

#040D47

Color Values

HEX

#040D47

RGB

4, 13, 71

HSL

231,9, 89,3%, 14,7%

HSV

231,9, 94,4%, 27,8%

CMYK

94,4%, 81,7%, 0,0%, 72,2%

OKLCH

0,2063 0,1069 266,6

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#040D47

#473E04

Analogous

#042F47

#1C0447

#040D47

Triadic

#040D47

#47040D

#0D4704

Split Complementary

#040D47

#471C04

#2F4704

Tetradic

#040D47

#47042F

#473E04

#04471C

Color Blindness Simulation

Original

#040D47

Protanopia

#080839

Deuteranopia

#070736

Tritanopia

#042E2B

Achromatopsia

#0F0F0F

CSS Usage

background-color: #040D47;
color: #040D47;
border-color: #040D47;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F2F3FD
100
#E0E3FB
200
#BBC4FB
300
#8B9AF8
400
#4C63F5
500
#0E2CF1
600
#0B24C1
700
#091C9A
800
#071679
900
#0A1457
950
#060D37

Contrast Checker

Text on white

18,2:1

AA Pass AAA Pass

Text on black

1,15:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Oca 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Oca 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Oca 15, 2026