#1B0628

#1B0628

Color Values

HEX

#1B0628

RGB

27, 6, 40

HSL

277.1, 73.9%, 9.0%

HSV

277.1, 85.0%, 15.7%

CMYK

32.5%, 85.0%, 0.0%, 84.3%

OKLCH

0.1814 0.0689 309.8

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#1B0628

#132806

Analogous

#0A0628

#280624

#1B0628

Triadic

#1B0628

#281B06

#06281B

Split Complementary

#1B0628

#242806

#06280A

Tetradic

#1B0628

#280A06

#132806

#062428

Color Blindness Simulation

Original

#1B0628

Protanopia

#121220

Deuteranopia

#13151E

Tritanopia

#1A1918

Achromatopsia

#0D0D0D

CSS Usage

background-color: #1B0628;
color: #1B0628;
border-color: #1B0628;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F8F3FC
100
#F0E2F8
200
#E2C1F6
300
#CD95EF
400
#B15BE6
500
#9621DE
600
#781BB1
700
#60158E
800
#4B116F
900
#381051
950
#230A33

Contrast Checker

Text on white

19.03:1

AA Pass AAA Pass

Text on black

1.1:1

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