#100E2B

#100E2B

Color Values

HEX

#100E2B

RGB

16, 14, 43

HSL

244.1, 50.9%, 11.2%

HSV

244.1, 67.4%, 16.9%

CMYK

62.8%, 67.4%, 0.0%, 83.1%

OKLCH

0.1861 0.0569 282.5

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#100E2B

#292B0E

Analogous

#0E1B2B

#1F0E2B

#100E2B

Triadic

#100E2B

#2B100E

#0E2B10

Split Complementary

#100E2B

#2B1F0E

#1B2B0E

Tetradic

#100E2B

#2B0E1B

#292B0E

#0E2B1F

Color Blindness Simulation

Original

#100E2B

Protanopia

#0F0F24

Deuteranopia

#0F0F22

Tritanopia

#101E1D

Achromatopsia

#111111

CSS Usage

background-color: #100E2B;
color: #100E2B;
border-color: #100E2B;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CCC9ED
300
#A7A3E1
400
#7771D1
500
#473FC0
600
#39329A
700
#2E287B
800
#241F60
900
#1D1A47
950
#12112D

Contrast Checker

Text on white

18.75:1

AA Pass AAA Pass

Text on black

1.12:1

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