#151AAB

#151AAB

Color Values

HEX

#151AAB

RGB

21, 26, 171

HSL

238,0, 78,1%, 37,6%

HSV

238,0, 87,7%, 67,1%

CMYK

87,7%, 84,8%, 0,0%, 32,9%

OKLCH

0,3594 0,2156 267,6

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#151AAB

#ABA615

Analogous

#1565AB

#5B15AB

#151AAB

Triadic

#151AAB

#AB151A

#1AAB15

Split Complementary

#151AAB

#AB5B15

#65AB15

Tetradic

#151AAB

#AB1565

#ABA615

#15AB5B

Color Blindness Simulation

Original

#151AAB

Protanopia

#171788

Deuteranopia

#17167F

Tritanopia

#156C66

Achromatopsia

#232323

CSS Usage

background-color: #151AAB;
color: #151AAB;
border-color: #151AAB;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E1E2F9
200
#BFC1F7
300
#9295F2
400
#575CEA
500
#1C23E3
600
#161CB6
700
#121691
800
#0E1172
900
#0E1153
950
#090B34

Contrast Checker

Text on white

11,88:1

AA Pass AAA Pass

Text on black

1,77:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Oca 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Oca 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Oca 15, 2026