#17315B

#17315B

Color Values

HEX

#17315B

RGB

23, 49, 91

HSL

217.1, 59.6%, 22.4%

HSV

217.1, 74.7%, 35.7%

CMYK

74.7%, 46.2%, 0.0%, 64.3%

OKLCH

0.3171 0.0818 259.6

Properties

Cool Dark Nearest: RAL 5026 Pearl Night Blue

Color Harmonies

Complementary

#17315B

#5B4117

Analogous

#17535B

#1F175B

#17315B

Triadic

#17315B

#5B1731

#315B17

Split Complementary

#17315B

#5B1F17

#535B17

Tetradic

#17315B

#5B1753

#5B4117

#175B1F

Color Blindness Simulation

Original

#17315B

Protanopia

#222251

Deuteranopia

#211F4E

Tritanopia

#184947

Achromatopsia

#2F2F2F

CSS Usage

background-color: #17315B;
color: #17315B;
border-color: #17315B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F3F6FB
100
#E4EBF6
200
#C6D6F1
300
#9DB9E6
400
#6893D9
500
#346ECB
600
#2958A3
700
#214682
800
#1A3766
900
#162A4A
950
#0E1B2F

Contrast Checker

Text on white

12.91:1

AA Pass AAA Pass

Text on black

1.63:1

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