#040A65

#040A65

Color Values

HEX

#040A65

RGB

4, 10, 101

HSL

236.3, 92.4%, 20.6%

HSV

236.3, 96.0%, 39.6%

CMYK

96.0%, 90.1%, 0.0%, 60.4%

OKLCH

0.2429 0.1492 266.0

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#040A65

#655F04

Analogous

#043B65

#2F0465

#040A65

Triadic

#040A65

#65040A

#0A6504

Split Complementary

#040A65

#652F04

#3B6504

Tetradic

#040A65

#65043B

#655F04

#04652F

Color Blindness Simulation

Original

#040A65

Protanopia

#07074F

Deuteranopia

#06064A

Tritanopia

#043E3A

Achromatopsia

#0F0F0F

CSS Usage

background-color: #040A65;
color: #040A65;
border-color: #040A65;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F1F2FD
100
#DFE1FB
200
#BABEFC
300
#8990FA
400
#4954F8
500
#0A18F5
600
#0813C4
700
#06109D
800
#050C7B
900
#080D59
950
#050838

Contrast Checker

Text on white

16.98:1

AA Pass AAA Pass

Text on black

1.24:1

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