#101C2E

#101C2E

Color Values

HEX

#101C2E

RGB

16, 28, 46

HSL

216.0, 48.4%, 12.2%

HSV

216.0, 65.2%, 18.0%

CMYK

65.2%, 39.1%, 0.0%, 82.0%

OKLCH

0.2252 0.0393 258.3

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#101C2E

#2E2210

Analogous

#102B2E

#13102E

#101C2E

Triadic

#101C2E

#2E101C

#1C2E10

Split Complementary

#101C2E

#2E1310

#2B2E10

Tetradic

#101C2E

#2E102B

#2E2210

#102E13

Color Blindness Simulation

Original

#101C2E

Protanopia

#15152A

Deuteranopia

#141429

Tritanopia

#112625

Achromatopsia

#1B1B1B

CSS Usage

background-color: #101C2E;
color: #101C2E;
border-color: #101C2E;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F4F7FA
100
#E6ECF4
200
#CAD8ED
300
#A4BCDF
400
#7398CE
500
#4273BD
600
#355C97
700
#2A4A79
800
#213A5F
900
#1B2C46
950
#111C2C

Contrast Checker

Text on white

17.11:1

AA Pass AAA Pass

Text on black

1.23:1

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