#1B1369

#1B1369

Color Values

HEX

#1B1369

RGB

27, 19, 105

HSL

245.6, 69.4%, 24.3%

HSV

245.6, 81.9%, 41.2%

CMYK

74.3%, 81.9%, 0.0%, 58.8%

OKLCH

0.2725 0.14 275.9

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1B1369

#616913

Analogous

#133669

#461369

#1B1369

Triadic

#1B1369

#691B13

#13691B

Split Complementary

#1B1369

#694613

#366913

Tetradic

#1B1369

#691336

#616913

#136946

Color Blindness Simulation

Original

#1B1369

Protanopia

#181754

Deuteranopia

#18194F

Tritanopia

#1B4440

Achromatopsia

#1B1B1B

CSS Usage

background-color: #1B1369;
color: #1B1369;
border-color: #1B1369;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F4F3FC
100
#E5E3F8
200
#C7C3F4
300
#9F97EC
400
#6B5FE2
500
#3827D8
600
#2C1FAD
700
#24198A
800
#1C146C
900
#18124F
950
#0F0B32

Contrast Checker

Text on white

15.63:1

AA Pass AAA Pass

Text on black

1.34:1

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