#1C041F

#1C041F

Color Values

HEX

#1C041F

RGB

28, 4, 31

HSL

293.3, 77.1%, 6.9%

HSV

293.3, 87.1%, 12.2%

CMYK

9.7%, 87.1%, 0.0%, 87.8%

OKLCH

0.1712 0.0634 323.4

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#1C041F

#071F04

Analogous

#0F041F

#1F0415

#1C041F

Triadic

#1C041F

#1F1C04

#041F1C

Split Complementary

#1C041F

#151F04

#041F0F

Tetradic

#1C041F

#1F0F04

#071F04

#04151F

Color Blindness Simulation

Original

#1C041F

Protanopia

#121118

Deuteranopia

#131517

Tritanopia

#1B1312

Achromatopsia

#0B0B0B

CSS Usage

background-color: #1C041F;
color: #1C041F;
border-color: #1C041F;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#FBF2FC
100
#F6E1F9
200
#F1C0F7
300
#E693F1
400
#D958E9
500
#CC1DE2
600
#A317B5
700
#821391
800
#660F71
900
#4B0F52
950
#2F0934

Contrast Checker

Text on white

19.33:1

AA Pass AAA Pass

Text on black

1.09:1

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