#151B90

#151B90

Color Values

HEX

#151B90

RGB

21, 27, 144

HSL

237,1, 74,5%, 32,4%

HSV

237,1, 85,4%, 56,5%

CMYK

85,4%, 81,3%, 0,0%, 43,5%

OKLCH

0,327 0,1833 268,6

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#151B90

#908A15

Analogous

#155990

#4D1590

#151B90

Triadic

#151B90

#90151B

#1B9015

Split Complementary

#151B90

#904D15

#599015

Tetradic

#151B90

#901559

#908A15

#15904D

Color Blindness Simulation

Original

#151B90

Protanopia

#181874

Deuteranopia

#17176D

Tritanopia

#155D58

Achromatopsia

#222222

CSS Usage

background-color: #151B90;
color: #151B90;
border-color: #151B90;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C1C3F6
300
#9499EF
400
#5A61E7
500
#212ADE
600
#1A21B2
700
#151B8E
800
#10156F
900
#101351
950
#0A0C33

Contrast Checker

Text on white

13,2:1

AA Pass AAA Pass

Text on black

1,59:1

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