#151E7C

#151E7C

Color Values

HEX

#151E7C

RGB

21, 30, 124

HSL

234.8, 71.0%, 28.4%

HSV

234.8, 83.1%, 48.6%

CMYK

83.1%, 75.8%, 0.0%, 51.4%

OKLCH

0.3076 0.1552 269.3

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#151E7C

#7C7315

Analogous

#15517C

#40157C

#151E7C

Triadic

#151E7C

#7C151E

#1E7C15

Split Complementary

#151E7C

#7C4015

#517C15

Tetradic

#151E7C

#7C1551

#7C7315

#157C40

Color Blindness Simulation

Original

#151E7C

Protanopia

#191965

Deuteranopia

#181860

Tritanopia

#15534F

Achromatopsia

#232323

CSS Usage

background-color: #151E7C;
color: #151E7C;
border-color: #151E7C;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F3F4FC
100
#E2E4F8
200
#C2C6F5
300
#969EED
400
#5E69E4
500
#2535DA
600
#1E2AAE
700
#18228C
800
#121A6D
900
#11174F
950
#0B0E32

Contrast Checker

Text on white

13.92:1

AA Pass AAA Pass

Text on black

1.51:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026