#172CB0

#172CB0

Color Values

HEX

#172CB0

RGB

23, 44, 176

HSL

231,8, 76,9%, 39,0%

HSV

231,8, 86,9%, 69,0%

CMYK

86,9%, 75,0%, 0,0%, 31,0%

OKLCH

0,389 0,2057 266,9

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#172CB0

#B09B17

Analogous

#1778B0

#4F17B0

#172CB0

Triadic

#172CB0

#B0172C

#2CB017

Split Complementary

#172CB0

#B04F17

#78B017

Tetradic

#172CB0

#B01778

#B09B17

#17B04F

Color Blindness Simulation

Original

#172CB0

Protanopia

#202090

Deuteranopia

#1F1D88

Tritanopia

#187771

Achromatopsia

#313131

CSS Usage

background-color: #172CB0;
color: #172CB0;
border-color: #172CB0;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F4FC
100
#E1E5F9
200
#C0C7F7
300
#93A0F1
400
#586CE9
500
#1D38E2
600
#182DB4
700
#132490
800
#0F1C71
900
#0F1852
950
#090F34

Contrast Checker

Text on white

10,38:1

AA Pass AAA Pass

Text on black

2,02:1

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