#123B3C

#123B3C

Color Values

HEX

#123B3C

RGB

18, 59, 60

HSL

181.4, 53.8%, 15.3%

HSV

181.4, 70.0%, 23.5%

CMYK

70.0%, 1.7%, 0.0%, 76.5%

OKLCH

0.3245 0.0449 197.4

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#123B3C

#3C1312

Analogous

#123C28

#12263C

#123B3C

Triadic

#123B3C

#3C123B

#3B3C12

Split Complementary

#123B3C

#3C1226

#3C2812

Tetradic

#123B3C

#28123C

#3C1312

#263C12

Color Blindness Simulation

Original

#123B3C

Protanopia

#24243C

Deuteranopia

#211E3C

Tritanopia

#143C3C

Achromatopsia

#323232

CSS Usage

background-color: #123B3C;
color: #123B3C;
border-color: #123B3C;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F4FBFB
100
#E5F5F5
200
#C8EEEF
300
#A1E1E3
400
#6ED1D3
500
#3BC1C4
600
#2F9A9D
700
#267B7E
800
#1D6062
900
#194748
950
#102D2D

Contrast Checker

Text on white

12.23:1

AA Pass AAA Pass

Text on black

1.72:1

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