#1B145D

#1B145D

Color Values

HEX

#1B145D

RGB

27, 20, 93

HSL

245.8, 64.6%, 22.2%

HSV

245.8, 78.5%, 36.5%

CMYK

71.0%, 78.5%, 0.0%, 63.5%

OKLCH

0.2601 0.1229 277.8

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1B145D

#565D14

Analogous

#14325D

#40145D

#1B145D

Triadic

#1B145D

#5D1B14

#145D1B

Split Complementary

#1B145D

#5D4014

#325D14

Tetradic

#1B145D

#5D1432

#565D14

#145D40

Color Blindness Simulation

Original

#1B145D

Protanopia

#18184B

Deuteranopia

#181947

Tritanopia

#1B3D3A

Achromatopsia

#1B1B1B

CSS Usage

background-color: #1B145D;
color: #1B145D;
border-color: #1B145D;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F4F3FC
100
#E5E3F7
200
#C9C4F2
300
#A29AE9
400
#6F64DE
500
#3D2DD2
600
#3124A8
700
#271D86
800
#1F1769
900
#1A144D
950
#100D30

Contrast Checker

Text on white

16.1:1

AA Pass AAA Pass

Text on black

1.3:1

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