#1B0130

#1B0130

Color Values

HEX

#1B0130

RGB

27, 1, 48

HSL

273.2, 95.9%, 9.6%

HSV

273.2, 97.9%, 18.8%

CMYK

43.8%, 97.9%, 0.0%, 81.2%

OKLCH

0.1794 0.0897 304.8

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#1B0130

#163001

Analogous

#040130

#30012D

#1B0130

Triadic

#1B0130

#301B01

#01301B

Split Complementary

#1B0130

#2D3001

#013004

Tetradic

#1B0130

#300401

#163001

#012D30

Color Blindness Simulation

Original

#1B0130

Protanopia

#101025

Deuteranopia

#111322

Tritanopia

#1A1C1A

Achromatopsia

#0A0A0A

CSS Usage

background-color: #1B0130;
color: #1B0130;
border-color: #1B0130;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F1FE
100
#EFDFFC
200
#DFB9FE
300
#C887FC
400
#AA46FB
500
#8D05FA
600
#7004C8
700
#5A03A0
800
#46037D
900
#35075A
950
#210439

Contrast Checker

Text on white

19.2:1

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