#15423C

#15423C

Color Values

HEX

#15423C

RGB

21, 66, 60

HSL

172.0, 51.7%, 17.1%

HSV

172.0, 68.2%, 25.9%

CMYK

68.2%, 0.0%, 9.1%, 74.1%

OKLCH

0.3463 0.05 183.1

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#15423C

#42151B

Analogous

#154226

#153242

#15423C

Triadic

#15423C

#3C1542

#423C15

Split Complementary

#15423C

#421532

#422615

Tetradic

#15423C

#261542

#42151B

#324215

Color Blindness Simulation

Original

#15423C

Protanopia

#28293D

Deuteranopia

#26223E

Tritanopia

#173F3F

Achromatopsia

#383838

CSS Usage

background-color: #15423C;
color: #15423C;
border-color: #15423C;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F4FBFA
100
#E5F5F3
200
#C9EEE9
300
#A2E1D9
400
#70D1C4
500
#3EC1B0
600
#319B8D
700
#277C71
800
#1F6158
900
#1A4741
950
#102D29

Contrast Checker

Text on white

11.19:1

AA Pass AAA Pass

Text on black

1.88:1

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