#041027

#041027

Color Values

HEX

#041027

RGB

4, 16, 39

HSL

219.4, 81.4%, 8.4%

HSV

219.4, 89.7%, 15.3%

CMYK

89.7%, 59.0%, 0.0%, 84.7%

OKLCH

0.1772 0.0511 260.2

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#041027

#271B04

Analogous

#042127

#090427

#041027

Triadic

#041027

#270410

#102704

Split Complementary

#041027

#270904

#212704

Tetradic

#041027

#270421

#271B04

#042709

Color Blindness Simulation

Original

#041027

Protanopia

#090921

Deuteranopia

#080820

Tritanopia

#051D1C

Achromatopsia

#0F0F0F

CSS Usage

background-color: #041027;
color: #041027;
border-color: #041027;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F2F6FD
100
#E1E9FA
200
#BED2F8
300
#90B2F4
400
#5489ED
500
#185FE7
600
#134CB9
700
#0F3D94
800
#0C2F74
900
#0D2554
950
#081835

Contrast Checker

Text on white

18.94:1

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