#1B032B

#1B032B

Color Values

HEX

#1B032B

RGB

27, 3, 43

HSL

276.0, 87.0%, 9.0%

HSV

276.0, 93.0%, 16.9%

CMYK

37.2%, 93.0%, 0.0%, 83.1%

OKLCH

0.1781 0.0795 308.3

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#1B032B

#132B03

Analogous

#07032B

#2B0327

#1B032B

Triadic

#1B032B

#2B1B03

#032B1B

Split Complementary

#1B032B

#272B03

#032B07

Tetradic

#1B032B

#2B0703

#132B03

#03272B

Color Blindness Simulation

Original

#1B032B

Protanopia

#111021

Deuteranopia

#12141F

Tritanopia

#1A1A18

Achromatopsia

#0B0B0B

CSS Usage

background-color: #1B032B;
color: #1B032B;
border-color: #1B032B;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F2FD
100
#F0E0FA
200
#E2BCFA
300
#CC8DF7
400
#B14FF3
500
#9611EE
600
#780DBF
700
#600B99
800
#4B0877
900
#380B56
950
#230737

Contrast Checker

Text on white

19.19:1

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026