#07172F

#07172F

Color Values

HEX

#07172F

RGB

7, 23, 47

HSL

216.0, 74.1%, 10.6%

HSV

216.0, 85.1%, 18.4%

CMYK

85.1%, 51.1%, 0.0%, 81.6%

OKLCH

0.2061 0.0527 258.1

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#07172F

#2F1F07

Analogous

#072B2F

#0B072F

#07172F

Triadic

#07172F

#2F0717

#172F07

Split Complementary

#07172F

#2F0B07

#2B2F07

Tetradic

#07172F

#2F072B

#2F1F07

#072F0B

Color Blindness Simulation

Original

#07172F

Protanopia

#0E0E29

Deuteranopia

#0D0C28

Tritanopia

#082524

Achromatopsia

#151515

CSS Usage

background-color: #07172F;
color: #07172F;
border-color: #07172F;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F3F6FC
100
#E2EBF8
200
#C1D6F6
300
#94B9EF
400
#5B93E7
500
#216DDE
600
#1A57B2
700
#15468E
800
#11366F
900
#102A51
950
#0A1B33

Contrast Checker

Text on white

17.91:1

AA Pass AAA Pass

Text on black

1.17:1

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