#11002F

#11002F

Color Values

HEX

#11002F

RGB

17, 0, 47

HSL

261.7, 100.0%, 9.2%

HSV

261.7, 100.0%, 18.4%

CMYK

63.8%, 100.0%, 0.0%, 81.6%

OKLCH

0.1601 0.0894 292.2

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#11002F

#1E2F00

Analogous

#00062F

#28002F

#11002F

Triadic

#11002F

#2F1100

#002F11

Split Complementary

#11002F

#2F2800

#062F00

Tetradic

#11002F

#2F0006

#1E2F00

#002F28

Color Blindness Simulation

Original

#11002F

Protanopia

#0A0924

Deuteranopia

#0B0C21

Tritanopia

#101B19

Achromatopsia

#070707

CSS Usage

background-color: #11002F;
color: #11002F;
border-color: #11002F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F1FE
100
#E9DEFC
200
#D1B8FF
300
#B185FF
400
#8742FF
500
#5C00FF
600
#4A00CC
700
#3B00A3
800
#2E0080
900
#24055C
950
#17033A

Contrast Checker

Text on white

19.72:1

AA Pass AAA Pass

Text on black

1.06:1

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