#1B4121

#1B4121

Color Values

HEX

#1B4121

RGB

27, 65, 33

HSL

129.5, 41.3%, 18.0%

HSV

129.5, 58.5%, 25.5%

CMYK

58.5%, 0.0%, 49.2%, 74.5%

OKLCH

0.338 0.0702 147.2

Properties

Cool Dark Nearest: RAL 6035 Pearl Green

Color Harmonies

Complementary

#1B4121

#411B3B

Analogous

#28411B

#1B4134

#1B4121

Triadic

#1B4121

#211B41

#41211B

Split Complementary

#1B4121

#341B41

#411B28

Tetradic

#1B4121

#1B2841

#411B3B

#41341B

Color Blindness Simulation

Original

#1B4121

Protanopia

#2B2C29

Deuteranopia

#29262B

Tritanopia

#1D2F30

Achromatopsia

#373737

CSS Usage

background-color: #1B4121;
color: #1B4121;
border-color: #1B4121;
Nearest Tailwind: Green 950 #052E16

Tailwind Shades

50
#F5FAF6
100
#E7F3E9
200
#CDEAD1
300
#A9DBB1
400
#7AC886
500
#4BB45C
600
#3C9049
700
#30733B
800
#255A2E
900
#1E4224
950
#132A17

Contrast Checker

Text on white

11.51:1

AA Pass AAA Pass

Text on black

1.82:1

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