#123133

#123133

Color Values

HEX

#123133

RGB

18, 49, 51

HSL

183.6, 47.8%, 13.5%

HSV

183.6, 64.7%, 20.0%

CMYK

64.7%, 3.9%, 0.0%, 80.0%

OKLCH

0.2908 0.0366 201.0

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#123133

#331412

Analogous

#123324

#122033

#123133

Triadic

#123133

#331231

#313312

Split Complementary

#123133

#331220

#332412

Tetradic

#123133

#241233

#331412

#203312

Color Blindness Simulation

Original

#123133

Protanopia

#1F2033

Deuteranopia

#1E1B32

Tritanopia

#143232

Achromatopsia

#2B2B2B

CSS Usage

background-color: #123133;
color: #123133;
border-color: #123133;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F4FAFA
100
#E6F4F4
200
#CAEAEC
300
#A5DCDF
400
#74C8CE
500
#43B5BC
600
#359197
700
#2B7479
800
#215B5E
900
#1C4345
950
#112A2C

Contrast Checker

Text on white

13.88:1

AA Pass AAA Pass

Text on black

1.51:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026